Home / 89,345.20-134,050.56-36,758.80

Finding the Fourth Proportional to 89,345.20, 134,050.56 and 36,758.80

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Solution

The fourth proportional to 89,345.20, 134,050.56 and 36,758.80 is: 55,151.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,345.20 : 134,050.56 = 36,758.80 : x
  2. Step 2: Convert to fraction form
    89,345.20/134,050.56 = 36,758.80/x
  3. Step 3: Cross multiply
    89,345.20x = 134,050.56 × 36,758.80
  4. Step 4: Simplify right side
    89,345.20x = 4,927,537,724.93
  5. Step 5: Solve for x
    x = 4,927,537,724.93/89,345.20
  6. Step 6: Final answer
    x = 55,151.68

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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.