Home / 89,332.56-133,999.92-36,730.08

Finding the Fourth Proportional to 89,332.56, 133,999.92 and 36,730.08

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Solution

The fourth proportional to 89,332.56, 133,999.92 and 36,730.08 is: 55,095.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,332.56 : 133,999.92 = 36,730.08 : x
  2. Step 2: Convert to fraction form
    89,332.56/133,999.92 = 36,730.08/x
  3. Step 3: Cross multiply
    89,332.56x = 133,999.92 × 36,730.08
  4. Step 4: Simplify right side
    89,332.56x = 4,921,827,781.59
  5. Step 5: Solve for x
    x = 4,921,827,781.59/89,332.56
  6. Step 6: Final answer
    x = 55,095.56

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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.