Home / 62,280.87-85,947.15-33,986.55

Finding the Fourth Proportional to 62,280.87, 85,947.15 and 33,986.55

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Solution

The fourth proportional to 62,280.87, 85,947.15 and 33,986.55 is: 46,901.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,280.87 : 85,947.15 = 33,986.55 : x
  2. Step 2: Convert to fraction form
    62,280.87/85,947.15 = 33,986.55/x
  3. Step 3: Cross multiply
    62,280.87x = 85,947.15 × 33,986.55
  4. Step 4: Simplify right side
    62,280.87x = 2,921,047,110.83
  5. Step 5: Solve for x
    x = 2,921,047,110.83/62,280.87
  6. Step 6: Final answer
    x = 46,901.19

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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.