Home / 71,037.36-98,026.26-40,822.74

Finding the Fourth Proportional to 71,037.36, 98,026.26 and 40,822.74

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Solution

The fourth proportional to 71,037.36, 98,026.26 and 40,822.74 is: 56,332.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,037.36 : 98,026.26 = 40,822.74 : x
  2. Step 2: Convert to fraction form
    71,037.36/98,026.26 = 40,822.74/x
  3. Step 3: Cross multiply
    71,037.36x = 98,026.26 × 40,822.74
  4. Step 4: Simplify right side
    71,037.36x = 4,001,700,525.15
  5. Step 5: Solve for x
    x = 4,001,700,525.15/71,037.36
  6. Step 6: Final answer
    x = 56,332.34

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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.