Home / 52,451.08-72,374.02-31,229.80

Finding the Fourth Proportional to 52,451.08, 72,374.02 and 31,229.80

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Solution

The fourth proportional to 52,451.08, 72,374.02 and 31,229.80 is: 43,092.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,451.08 : 72,374.02 = 31,229.80 : x
  2. Step 2: Convert to fraction form
    52,451.08/72,374.02 = 31,229.80/x
  3. Step 3: Cross multiply
    52,451.08x = 72,374.02 × 31,229.80
  4. Step 4: Simplify right side
    52,451.08x = 2,260,226,169.80
  5. Step 5: Solve for x
    x = 2,260,226,169.80/52,451.08
  6. Step 6: Final answer
    x = 43,092.08

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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.