Home / 124,631.80-186,947.70-50,759.80

Finding the Fourth Proportional to 124,631.80, 186,947.70 and 50,759.80

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Solution

The fourth proportional to 124,631.80, 186,947.70 and 50,759.80 is: 76,139.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,631.80 : 186,947.70 = 50,759.80 : x
  2. Step 2: Convert to fraction form
    124,631.80/186,947.70 = 50,759.80/x
  3. Step 3: Cross multiply
    124,631.80x = 186,947.70 × 50,759.80
  4. Step 4: Simplify right side
    124,631.80x = 9,489,427,862.46
  5. Step 5: Solve for x
    x = 9,489,427,862.46/124,631.80
  6. Step 6: Final answer
    x = 76,139.70

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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.