Home / 91,557.38-137,336.93-32,403.08

Finding the Fourth Proportional to 91,557.38, 137,336.93 and 32,403.08

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Solution

The fourth proportional to 91,557.38, 137,336.93 and 32,403.08 is: 48,604.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,557.38 : 137,336.93 = 32,403.08 : x
  2. Step 2: Convert to fraction form
    91,557.38/137,336.93 = 32,403.08/x
  3. Step 3: Cross multiply
    91,557.38x = 137,336.93 × 32,403.08
  4. Step 4: Simplify right side
    91,557.38x = 4,450,138,681.04
  5. Step 5: Solve for x
    x = 4,450,138,681.04/91,557.38
  6. Step 6: Final answer
    x = 48,604.92

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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.