Home / 48,557.52-72,840.21-13,497.18

Finding the Fourth Proportional to 48,557.52, 72,840.21 and 13,497.18

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Solution

The fourth proportional to 48,557.52, 72,840.21 and 13,497.18 is: 20,246.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,557.52 : 72,840.21 = 13,497.18 : x
  2. Step 2: Convert to fraction form
    48,557.52/72,840.21 = 13,497.18/x
  3. Step 3: Cross multiply
    48,557.52x = 72,840.21 × 13,497.18
  4. Step 4: Simplify right side
    48,557.52x = 983,137,425.61
  5. Step 5: Solve for x
    x = 983,137,425.61/48,557.52
  6. Step 6: Final answer
    x = 20,246.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.