Home / 61,601.23-85,022.90-38,925.82

Finding the Fourth Proportional to 61,601.23, 85,022.90 and 38,925.82

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Solution

The fourth proportional to 61,601.23, 85,022.90 and 38,925.82 is: 53,725.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,601.23 : 85,022.90 = 38,925.82 : x
  2. Step 2: Convert to fraction form
    61,601.23/85,022.90 = 38,925.82/x
  3. Step 3: Cross multiply
    61,601.23x = 85,022.90 × 38,925.82
  4. Step 4: Simplify right side
    61,601.23x = 3,309,586,101.28
  5. Step 5: Solve for x
    x = 3,309,586,101.28/61,601.23
  6. Step 6: Final answer
    x = 53,725.97

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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.