Home / 159,048.27-238,572.50-74,746.58

Finding the Fourth Proportional to 159,048.27, 238,572.50 and 74,746.58

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Solution

The fourth proportional to 159,048.27, 238,572.50 and 74,746.58 is: 112,119.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,048.27 : 238,572.50 = 74,746.58 : x
  2. Step 2: Convert to fraction form
    159,048.27/238,572.50 = 74,746.58/x
  3. Step 3: Cross multiply
    159,048.27x = 238,572.50 × 74,746.58
  4. Step 4: Simplify right side
    159,048.27x = 17,832,476,890.45
  5. Step 5: Solve for x
    x = 17,832,476,890.45/159,048.27
  6. Step 6: Final answer
    x = 112,119.90

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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.