Home / 157,655.92-236,477.28-73,387.12

Finding the Fourth Proportional to 157,655.92, 236,477.28 and 73,387.12

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Solution

The fourth proportional to 157,655.92, 236,477.28 and 73,387.12 is: 110,077.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,655.92 : 236,477.28 = 73,387.12 : x
  2. Step 2: Convert to fraction form
    157,655.92/236,477.28 = 73,387.12/x
  3. Step 3: Cross multiply
    157,655.92x = 236,477.28 × 73,387.12
  4. Step 4: Simplify right side
    157,655.92x = 17,354,386,524.63
  5. Step 5: Solve for x
    x = 17,354,386,524.63/157,655.92
  6. Step 6: Final answer
    x = 110,077.61

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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.