Home / 161,123.60-241,570.20-72,304.40

Finding the Fourth Proportional to 161,123.60, 241,570.20 and 72,304.40

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Solution

The fourth proportional to 161,123.60, 241,570.20 and 72,304.40 is: 108,404.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,123.60 : 241,570.20 = 72,304.40 : x
  2. Step 2: Convert to fraction form
    161,123.60/241,570.20 = 72,304.40/x
  3. Step 3: Cross multiply
    161,123.60x = 241,570.20 × 72,304.40
  4. Step 4: Simplify right side
    161,123.60x = 17,466,588,368.88
  5. Step 5: Solve for x
    x = 17,466,588,368.88/161,123.60
  6. Step 6: Final answer
    x = 108,404.90

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1.5x scale

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.