Home / 157,534.20-236,301.30-98,436.60

Finding the Fourth Proportional to 157,534.20, 236,301.30 and 98,436.60

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Solution

The fourth proportional to 157,534.20, 236,301.30 and 98,436.60 is: 147,654.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,534.20 : 236,301.30 = 98,436.60 : x
  2. Step 2: Convert to fraction form
    157,534.20/236,301.30 = 98,436.60/x
  3. Step 3: Cross multiply
    157,534.20x = 236,301.30 × 98,436.60
  4. Step 4: Simplify right side
    157,534.20x = 23,260,696,547.58
  5. Step 5: Solve for x
    x = 23,260,696,547.58/157,534.20
  6. Step 6: Final answer
    x = 147,654.90

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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.