Home / 148,813.90-223,220.85-133,780.30

Finding the Fourth Proportional to 148,813.90, 223,220.85 and 133,780.30

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Solution

The fourth proportional to 148,813.90, 223,220.85 and 133,780.30 is: 200,670.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,813.90 : 223,220.85 = 133,780.30 : x
  2. Step 2: Convert to fraction form
    148,813.90/223,220.85 = 133,780.30/x
  3. Step 3: Cross multiply
    148,813.90x = 223,220.85 × 133,780.30
  4. Step 4: Simplify right side
    148,813.90x = 29,862,552,279.26
  5. Step 5: Solve for x
    x = 29,862,552,279.26/148,813.90
  6. Step 6: Final answer
    x = 200,670.45

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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.