Home / 100,258.16-150,374.04-47,701.04

Finding the Fourth Proportional to 100,258.16, 150,374.04 and 47,701.04

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Solution

The fourth proportional to 100,258.16, 150,374.04 and 47,701.04 is: 71,545.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,258.16 : 150,374.04 = 47,701.04 : x
  2. Step 2: Convert to fraction form
    100,258.16/150,374.04 = 47,701.04/x
  3. Step 3: Cross multiply
    100,258.16x = 150,374.04 × 47,701.04
  4. Step 4: Simplify right side
    100,258.16x = 7,172,998,097.00
  5. Step 5: Solve for x
    x = 7,172,998,097.00/100,258.16
  6. Step 6: Final answer
    x = 71,545.28

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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.