Home / 52,344.63-72,234.86-28,470.76

Finding the Fourth Proportional to 52,344.63, 72,234.86 and 28,470.76

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Solution

The fourth proportional to 52,344.63, 72,234.86 and 28,470.76 is: 39,289.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,344.63 : 72,234.86 = 28,470.76 : x
  2. Step 2: Convert to fraction form
    52,344.63/72,234.86 = 28,470.76/x
  3. Step 3: Cross multiply
    52,344.63x = 72,234.86 × 28,470.76
  4. Step 4: Simplify right side
    52,344.63x = 2,056,581,039.75
  5. Step 5: Solve for x
    x = 2,056,581,039.75/52,344.63
  6. Step 6: Final answer
    x = 39,289.25

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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.