Home / 93,581.07-129,141.69-53,294.85

Finding the Fourth Proportional to 93,581.07, 129,141.69 and 53,294.85

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Solution

The fourth proportional to 93,581.07, 129,141.69 and 53,294.85 is: 73,546.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,581.07 : 129,141.69 = 53,294.85 : x
  2. Step 2: Convert to fraction form
    93,581.07/129,141.69 = 53,294.85/x
  3. Step 3: Cross multiply
    93,581.07x = 129,141.69 × 53,294.85
  4. Step 4: Simplify right side
    93,581.07x = 6,882,586,997.30
  5. Step 5: Solve for x
    x = 6,882,586,997.30/93,581.07
  6. Step 6: Final answer
    x = 73,546.79

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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.