Home / 64,850.68-89,513.93-38,001.92

Finding the Fourth Proportional to 64,850.68, 89,513.93 and 38,001.92

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Solution

The fourth proportional to 64,850.68, 89,513.93 and 38,001.92 is: 52,454.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,850.68 : 89,513.93 = 38,001.92 : x
  2. Step 2: Convert to fraction form
    64,850.68/89,513.93 = 38,001.92/x
  3. Step 3: Cross multiply
    64,850.68x = 89,513.93 × 38,001.92
  4. Step 4: Simplify right side
    64,850.68x = 3,401,700,569.17
  5. Step 5: Solve for x
    x = 3,401,700,569.17/64,850.68
  6. Step 6: Final answer
    x = 52,454.36

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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.