Home / 72,236.90-108,328.40-24,838.58

Finding the Fourth Proportional to 72,236.90, 108,328.40 and 24,838.58

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Solution

The fourth proportional to 72,236.90, 108,328.40 and 24,838.58 is: 37,248.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,236.90 : 108,328.40 = 24,838.58 : x
  2. Step 2: Convert to fraction form
    72,236.90/108,328.40 = 24,838.58/x
  3. Step 3: Cross multiply
    72,236.90x = 108,328.40 × 24,838.58
  4. Step 4: Simplify right side
    72,236.90x = 2,690,724,009.16
  5. Step 5: Solve for x
    x = 2,690,724,009.16/72,236.90
  6. Step 6: Final answer
    x = 37,248.61

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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.