Home / 148,931.80-223,397.70-133,898.20

Finding the Fourth Proportional to 148,931.80, 223,397.70 and 133,898.20

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Solution

The fourth proportional to 148,931.80, 223,397.70 and 133,898.20 is: 200,847.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,931.80 : 223,397.70 = 133,898.20 : x
  2. Step 2: Convert to fraction form
    148,931.80/223,397.70 = 133,898.20/x
  3. Step 3: Cross multiply
    148,931.80x = 223,397.70 × 133,898.20
  4. Step 4: Simplify right side
    148,931.80x = 29,912,549,914.14
  5. Step 5: Solve for x
    x = 29,912,549,914.14/148,931.80
  6. Step 6: Final answer
    x = 200,847.30

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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.