Home / 67,747.32-93,460.64-40,881.24

Finding the Fourth Proportional to 67,747.32, 93,460.64 and 40,881.24

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Solution

The fourth proportional to 67,747.32, 93,460.64 and 40,881.24 is: 56,397.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,747.32 : 93,460.64 = 40,881.24 : x
  2. Step 2: Convert to fraction form
    67,747.32/93,460.64 = 40,881.24/x
  3. Step 3: Cross multiply
    67,747.32x = 93,460.64 × 40,881.24
  4. Step 4: Simplify right side
    67,747.32x = 3,820,786,649.99
  5. Step 5: Solve for x
    x = 3,820,786,649.99/67,747.32
  6. Step 6: Final answer
    x = 56,397.61

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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.