Home / 146,869.60-220,304.40-102,402.40

Finding the Fourth Proportional to 146,869.60, 220,304.40 and 102,402.40

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Solution

The fourth proportional to 146,869.60, 220,304.40 and 102,402.40 is: 153,603.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,869.60 : 220,304.40 = 102,402.40 : x
  2. Step 2: Convert to fraction form
    146,869.60/220,304.40 = 102,402.40/x
  3. Step 3: Cross multiply
    146,869.60x = 220,304.40 × 102,402.40
  4. Step 4: Simplify right side
    146,869.60x = 22,559,699,290.56
  5. Step 5: Solve for x
    x = 22,559,699,290.56/146,869.60
  6. Step 6: Final answer
    x = 153,603.60

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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.