Home / 51,437.50-77,155.69-39,033.70

Finding the Fourth Proportional to 51,437.50, 77,155.69 and 39,033.70

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Solution

The fourth proportional to 51,437.50, 77,155.69 and 39,033.70 is: 58,550.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,437.50 : 77,155.69 = 39,033.70 : x
  2. Step 2: Convert to fraction form
    51,437.50/77,155.69 = 39,033.70/x
  3. Step 3: Cross multiply
    51,437.50x = 77,155.69 × 39,033.70
  4. Step 4: Simplify right side
    51,437.50x = 3,011,671,912.66
  5. Step 5: Solve for x
    x = 3,011,671,912.66/51,437.50
  6. Step 6: Final answer
    x = 58,550.13

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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.