Home / 42,405.56-58,545.03-26,511.53

Finding the Fourth Proportional to 42,405.56, 58,545.03 and 26,511.53

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Solution

The fourth proportional to 42,405.56, 58,545.03 and 26,511.53 is: 36,601.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,405.56 : 58,545.03 = 26,511.53 : x
  2. Step 2: Convert to fraction form
    42,405.56/58,545.03 = 26,511.53/x
  3. Step 3: Cross multiply
    42,405.56x = 58,545.03 × 26,511.53
  4. Step 4: Simplify right side
    42,405.56x = 1,552,118,319.20
  5. Step 5: Solve for x
    x = 1,552,118,319.20/42,405.56
  6. Step 6: Final answer
    x = 36,601.76

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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.