Home / 135,572.04-187,088.94-75,956.04

Finding the Fourth Proportional to 135,572.04, 187,088.94 and 75,956.04

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Solution

The fourth proportional to 135,572.04, 187,088.94 and 75,956.04 is: 104,819.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,572.04 : 187,088.94 = 75,956.04 : x
  2. Step 2: Convert to fraction form
    135,572.04/187,088.94 = 75,956.04/x
  3. Step 3: Cross multiply
    135,572.04x = 187,088.94 × 75,956.04
  4. Step 4: Simplify right side
    135,572.04x = 14,210,535,010.20
  5. Step 5: Solve for x
    x = 14,210,535,010.20/135,572.04
  6. Step 6: Final answer
    x = 104,819.07

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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.