Home / 48,117.51-72,159.93-18,532.89

Finding the Fourth Proportional to 48,117.51, 72,159.93 and 18,532.89

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Solution

The fourth proportional to 48,117.51, 72,159.93 and 18,532.89 is: 27,793.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,117.51 : 72,159.93 = 18,532.89 : x
  2. Step 2: Convert to fraction form
    48,117.51/72,159.93 = 18,532.89/x
  3. Step 3: Cross multiply
    48,117.51x = 72,159.93 × 18,532.89
  4. Step 4: Simplify right side
    48,117.51x = 1,337,332,045.10
  5. Step 5: Solve for x
    x = 1,337,332,045.10/48,117.51
  6. Step 6: Final answer
    x = 27,793.04

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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.