Home / 71,459,037.57-98,613,520.49-40,092,756.57

Finding the Fourth Proportional to 71,459,037.57, 98,613,520.49 and 40,092,756.57

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Solution

The fourth proportional to 71,459,037.57, 98,613,520.49 and 40,092,756.57 is: 55,328,031.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,459,037.57 : 98,613,520.49 = 40,092,756.57 : x
  2. Step 2: Convert to fraction form
    71,459,037.57/98,613,520.49 = 40,092,756.57/x
  3. Step 3: Cross multiply
    71,459,037.57x = 98,613,520.49 × 40,092,756.57
  4. Step 4: Simplify right side
    71,459,037.57x = 3,953,687,871,315,813.50
  5. Step 5: Solve for x
    x = 3,953,687,871,315,813.50/71,459,037.57
  6. Step 6: Final answer
    x = 55,328,031.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.