Home / 134,905.86-202,320.45-40,132.17

Finding the Fourth Proportional to 134,905.86, 202,320.45 and 40,132.17

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Solution

The fourth proportional to 134,905.86, 202,320.45 and 40,132.17 is: 60,186.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,905.86 : 202,320.45 = 40,132.17 : x
  2. Step 2: Convert to fraction form
    134,905.86/202,320.45 = 40,132.17/x
  3. Step 3: Cross multiply
    134,905.86x = 202,320.45 × 40,132.17
  4. Step 4: Simplify right side
    134,905.86x = 8,119,558,693.88
  5. Step 5: Solve for x
    x = 8,119,558,693.88/134,905.86
  6. Step 6: Final answer
    x = 60,186.85

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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.