Home / 102,763.59-141,812.68-60,313.92

Finding the Fourth Proportional to 102,763.59, 141,812.68 and 60,313.92

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Solution

The fourth proportional to 102,763.59, 141,812.68 and 60,313.92 is: 83,232.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,763.59 : 141,812.68 = 60,313.92 : x
  2. Step 2: Convert to fraction form
    102,763.59/141,812.68 = 60,313.92/x
  3. Step 3: Cross multiply
    102,763.59x = 141,812.68 × 60,313.92
  4. Step 4: Simplify right side
    102,763.59x = 8,553,278,636.51
  5. Step 5: Solve for x
    x = 8,553,278,636.51/102,763.59
  6. Step 6: Final answer
    x = 83,232.58

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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.