Home / 151,289.70-226,934.55-98,412.90

Finding the Fourth Proportional to 151,289.70, 226,934.55 and 98,412.90

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Solution

The fourth proportional to 151,289.70, 226,934.55 and 98,412.90 is: 147,619.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,289.70 : 226,934.55 = 98,412.90 : x
  2. Step 2: Convert to fraction form
    151,289.70/226,934.55 = 98,412.90/x
  3. Step 3: Cross multiply
    151,289.70x = 226,934.55 × 98,412.90
  4. Step 4: Simplify right side
    151,289.70x = 22,333,287,175.70
  5. Step 5: Solve for x
    x = 22,333,287,175.70/151,289.70
  6. Step 6: Final answer
    x = 147,619.35

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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.