Home / 52,314.71-72,194.91-28,440.86

Finding the Fourth Proportional to 52,314.71, 72,194.91 and 28,440.86

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Solution

The fourth proportional to 52,314.71, 72,194.91 and 28,440.86 is: 39,248.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,314.71 : 72,194.91 = 28,440.86 : x
  2. Step 2: Convert to fraction form
    52,314.71/72,194.91 = 28,440.86/x
  3. Step 3: Cross multiply
    52,314.71x = 72,194.91 × 28,440.86
  4. Step 4: Simplify right side
    52,314.71x = 2,053,285,328.02
  5. Step 5: Solve for x
    x = 2,053,285,328.02/52,314.71
  6. Step 6: Final answer
    x = 39,248.72

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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.