Home / 71,955.19-107,947.50-25,240.87

Finding the Fourth Proportional to 71,955.19, 107,947.50 and 25,240.87

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Solution

The fourth proportional to 71,955.19, 107,947.50 and 25,240.87 is: 37,866.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,955.19 : 107,947.50 = 25,240.87 : x
  2. Step 2: Convert to fraction form
    71,955.19/107,947.50 = 25,240.87/x
  3. Step 3: Cross multiply
    71,955.19x = 107,947.50 × 25,240.87
  4. Step 4: Simplify right side
    71,955.19x = 2,724,688,814.33
  5. Step 5: Solve for x
    x = 2,724,688,814.33/71,955.19
  6. Step 6: Final answer
    x = 37,866.47

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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.