Home / 42,601.58-63,902.37-11,436.83

Finding the Fourth Proportional to 42,601.58, 63,902.37 and 11,436.83

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Solution

The fourth proportional to 42,601.58, 63,902.37 and 11,436.83 is: 17,155.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,601.58 : 63,902.37 = 11,436.83 : x
  2. Step 2: Convert to fraction form
    42,601.58/63,902.37 = 11,436.83/x
  3. Step 3: Cross multiply
    42,601.58x = 63,902.37 × 11,436.83
  4. Step 4: Simplify right side
    42,601.58x = 730,840,542.29
  5. Step 5: Solve for x
    x = 730,840,542.29/42,601.58
  6. Step 6: Final answer
    x = 17,155.25

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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.