Home / 148,841.40-223,262.10-55,327.80

Finding the Fourth Proportional to 148,841.40, 223,262.10 and 55,327.80

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Solution

The fourth proportional to 148,841.40, 223,262.10 and 55,327.80 is: 82,991.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,841.40 : 223,262.10 = 55,327.80 : x
  2. Step 2: Convert to fraction form
    148,841.40/223,262.10 = 55,327.80/x
  3. Step 3: Cross multiply
    148,841.40x = 223,262.10 × 55,327.80
  4. Step 4: Simplify right side
    148,841.40x = 12,352,600,816.38
  5. Step 5: Solve for x
    x = 12,352,600,816.38/148,841.40
  6. Step 6: Final answer
    x = 82,991.70

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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.