Home / 58,712.28-87,967.76-39,441.92

Finding the Fourth Proportional to 58,712.28, 87,967.76 and 39,441.92

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Solution

The fourth proportional to 58,712.28, 87,967.76 and 39,441.92 is: 59,095.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,712.28 : 87,967.76 = 39,441.92 : x
  2. Step 2: Convert to fraction form
    58,712.28/87,967.76 = 39,441.92/x
  3. Step 3: Cross multiply
    58,712.28x = 87,967.76 × 39,441.92
  4. Step 4: Simplify right side
    58,712.28x = 3,469,616,715.45
  5. Step 5: Solve for x
    x = 3,469,616,715.45/58,712.28
  6. Step 6: Final answer
    x = 59,095.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.