Home / 193,705.32-267,307.16-107,663.88

Finding the Fourth Proportional to 193,705.32, 267,307.16 and 107,663.88

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Solution

The fourth proportional to 193,705.32, 267,307.16 and 107,663.88 is: 148,572.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,705.32 : 267,307.16 = 107,663.88 : x
  2. Step 2: Convert to fraction form
    193,705.32/267,307.16 = 107,663.88/x
  3. Step 3: Cross multiply
    193,705.32x = 267,307.16 × 107,663.88
  4. Step 4: Simplify right side
    193,705.32x = 28,779,325,459.06
  5. Step 5: Solve for x
    x = 28,779,325,459.06/193,705.32
  6. Step 6: Final answer
    x = 148,572.72

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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.