Home / 157,534.40-236,301.60-148,203.20

Finding the Fourth Proportional to 157,534.40, 236,301.60 and 148,203.20

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Solution

The fourth proportional to 157,534.40, 236,301.60 and 148,203.20 is: 222,304.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,534.40 : 236,301.60 = 148,203.20 : x
  2. Step 2: Convert to fraction form
    157,534.40/236,301.60 = 148,203.20/x
  3. Step 3: Cross multiply
    157,534.40x = 236,301.60 × 148,203.20
  4. Step 4: Simplify right side
    157,534.40x = 35,020,653,285.12
  5. Step 5: Solve for x
    x = 35,020,653,285.12/157,534.40
  6. Step 6: Final answer
    x = 222,304.80

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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.