Home / 153,267.96-229,902.03-42,459.96

Finding the Fourth Proportional to 153,267.96, 229,902.03 and 42,459.96

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Solution

The fourth proportional to 153,267.96, 229,902.03 and 42,459.96 is: 63,689.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,267.96 : 229,902.03 = 42,459.96 : x
  2. Step 2: Convert to fraction form
    153,267.96/229,902.03 = 42,459.96/x
  3. Step 3: Cross multiply
    153,267.96x = 229,902.03 × 42,459.96
  4. Step 4: Simplify right side
    153,267.96x = 9,761,630,997.72
  5. Step 5: Solve for x
    x = 9,761,630,997.72/153,267.96
  6. Step 6: Final answer
    x = 63,689.96

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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.