Home / 102,617.10-153,925.65-88,793.10

Finding the Fourth Proportional to 102,617.10, 153,925.65 and 88,793.10

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Solution

The fourth proportional to 102,617.10, 153,925.65 and 88,793.10 is: 133,189.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,617.10 : 153,925.65 = 88,793.10 : x
  2. Step 2: Convert to fraction form
    102,617.10/153,925.65 = 88,793.10/x
  3. Step 3: Cross multiply
    102,617.10x = 153,925.65 × 88,793.10
  4. Step 4: Simplify right side
    102,617.10x = 13,667,535,633.02
  5. Step 5: Solve for x
    x = 13,667,535,633.02/102,617.10
  6. Step 6: Final answer
    x = 133,189.65

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1.5x scale

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.