Home / 148,390.20-222,002.10-134,393.40

Finding the Fourth Proportional to 148,390.20, 222,002.10 and 134,393.40

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Solution

The fourth proportional to 148,390.20, 222,002.10 and 134,393.40 is: 201,061.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,390.20 : 222,002.10 = 134,393.40 : x
  2. Step 2: Convert to fraction form
    148,390.20/222,002.10 = 134,393.40/x
  3. Step 3: Cross multiply
    148,390.20x = 222,002.10 × 134,393.40
  4. Step 4: Simplify right side
    148,390.20x = 29,835,617,026.14
  5. Step 5: Solve for x
    x = 29,835,617,026.14/148,390.20
  6. Step 6: Final answer
    x = 201,061.91

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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.