Home / 148,192.20-221,632.20-124,572.60

Finding the Fourth Proportional to 148,192.20, 221,632.20 and 124,572.60

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Solution

The fourth proportional to 148,192.20, 221,632.20 and 124,572.60 is: 186,307.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,192.20 : 221,632.20 = 124,572.60 : x
  2. Step 2: Convert to fraction form
    148,192.20/221,632.20 = 124,572.60/x
  3. Step 3: Cross multiply
    148,192.20x = 221,632.20 × 124,572.60
  4. Step 4: Simplify right side
    148,192.20x = 27,609,299,397.72
  5. Step 5: Solve for x
    x = 27,609,299,397.72/148,192.20
  6. Step 6: Final answer
    x = 186,307.37

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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.