Home / 197,506.56-272,565.12-108,084.48

Finding the Fourth Proportional to 197,506.56, 272,565.12 and 108,084.48

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Solution

The fourth proportional to 197,506.56, 272,565.12 and 108,084.48 is: 149,159.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,506.56 : 272,565.12 = 108,084.48 : x
  2. Step 2: Convert to fraction form
    197,506.56/272,565.12 = 108,084.48/x
  3. Step 3: Cross multiply
    197,506.56x = 272,565.12 × 108,084.48
  4. Step 4: Simplify right side
    197,506.56x = 29,460,059,261.34
  5. Step 5: Solve for x
    x = 29,460,059,261.34/197,506.56
  6. Step 6: Final answer
    x = 149,159.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.