Home / 89,951.44-124,143.92-52,225.69

Finding the Fourth Proportional to 89,951.44, 124,143.92 and 52,225.69

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Solution

The fourth proportional to 89,951.44, 124,143.92 and 52,225.69 is: 72,077.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,951.44 : 124,143.92 = 52,225.69 : x
  2. Step 2: Convert to fraction form
    89,951.44/124,143.92 = 52,225.69/x
  3. Step 3: Cross multiply
    89,951.44x = 124,143.92 × 52,225.69
  4. Step 4: Simplify right side
    89,951.44x = 6,483,501,505.66
  5. Step 5: Solve for x
    x = 6,483,501,505.66/89,951.44
  6. Step 6: Final answer
    x = 72,077.80

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1.5x scale

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.