Home / 149,061.60-223,592.40-148,186.80

Finding the Fourth Proportional to 149,061.60, 223,592.40 and 148,186.80

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Solution

The fourth proportional to 149,061.60, 223,592.40 and 148,186.80 is: 222,280.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,061.60 : 223,592.40 = 148,186.80 : x
  2. Step 2: Convert to fraction form
    149,061.60/223,592.40 = 148,186.80/x
  3. Step 3: Cross multiply
    149,061.60x = 223,592.40 × 148,186.80
  4. Step 4: Simplify right side
    149,061.60x = 33,133,442,260.32
  5. Step 5: Solve for x
    x = 33,133,442,260.32/149,061.60
  6. Step 6: Final answer
    x = 222,280.20

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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.