Home / 52,463.02-72,398.98-28,589.70

Finding the Fourth Proportional to 52,463.02, 72,398.98 and 28,589.70

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Solution

The fourth proportional to 52,463.02, 72,398.98 and 28,589.70 is: 39,453.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,463.02 : 72,398.98 = 28,589.70 : x
  2. Step 2: Convert to fraction form
    52,463.02/72,398.98 = 28,589.70/x
  3. Step 3: Cross multiply
    52,463.02x = 72,398.98 × 28,589.70
  4. Step 4: Simplify right side
    52,463.02x = 2,069,865,018.50
  5. Step 5: Solve for x
    x = 2,069,865,018.50/52,463.02
  6. Step 6: Final answer
    x = 39,453.79

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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.