Home / 63,237.24-87,276.69-39,371.40

Finding the Fourth Proportional to 63,237.24, 87,276.69 and 39,371.40

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Solution

The fourth proportional to 63,237.24, 87,276.69 and 39,371.40 is: 54,338.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,237.24 : 87,276.69 = 39,371.40 : x
  2. Step 2: Convert to fraction form
    63,237.24/87,276.69 = 39,371.40/x
  3. Step 3: Cross multiply
    63,237.24x = 87,276.69 × 39,371.40
  4. Step 4: Simplify right side
    63,237.24x = 3,436,205,472.67
  5. Step 5: Solve for x
    x = 3,436,205,472.67/63,237.24
  6. Step 6: Final answer
    x = 54,338.32

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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.