Home / 52,557.30-72,589.41-38,280.74

Finding the Fourth Proportional to 52,557.30, 72,589.41 and 38,280.74

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Solution

The fourth proportional to 52,557.30, 72,589.41 and 38,280.74 is: 52,871.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,557.30 : 72,589.41 = 38,280.74 : x
  2. Step 2: Convert to fraction form
    52,557.30/72,589.41 = 38,280.74/x
  3. Step 3: Cross multiply
    52,557.30x = 72,589.41 × 38,280.74
  4. Step 4: Simplify right side
    52,557.30x = 2,778,775,968.02
  5. Step 5: Solve for x
    x = 2,778,775,968.02/52,557.30
  6. Step 6: Final answer
    x = 52,871.36

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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.