Home / 51,437.56-77,155.79-39,033.76

Finding the Fourth Proportional to 51,437.56, 77,155.79 and 39,033.76

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Solution

The fourth proportional to 51,437.56, 77,155.79 and 39,033.76 is: 58,550.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,437.56 : 77,155.79 = 39,033.76 : x
  2. Step 2: Convert to fraction form
    51,437.56/77,155.79 = 39,033.76/x
  3. Step 3: Cross multiply
    51,437.56x = 77,155.79 × 39,033.76
  4. Step 4: Simplify right side
    51,437.56x = 3,011,680,589.47
  5. Step 5: Solve for x
    x = 3,011,680,589.47/51,437.56
  6. Step 6: Final answer
    x = 58,550.22

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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.