Home / 198,254.40-273,466.56-117,624.88

Finding the Fourth Proportional to 198,254.40, 273,466.56 and 117,624.88

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Solution

The fourth proportional to 198,254.40, 273,466.56 and 117,624.88 is: 162,248.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,254.40 : 273,466.56 = 117,624.88 : x
  2. Step 2: Convert to fraction form
    198,254.40/273,466.56 = 117,624.88/x
  3. Step 3: Cross multiply
    198,254.40x = 273,466.56 × 117,624.88
  4. Step 4: Simplify right side
    198,254.40x = 32,166,471,304.01
  5. Step 5: Solve for x
    x = 32,166,471,304.01/198,254.40
  6. Step 6: Final answer
    x = 162,248.46

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1.5x scale

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.