Home / 69,686.40-96,167.13-37,855.32

Finding the Fourth Proportional to 69,686.40, 96,167.13 and 37,855.32

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Solution

The fourth proportional to 69,686.40, 96,167.13 and 37,855.32 is: 52,240.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,686.40 : 96,167.13 = 37,855.32 : x
  2. Step 2: Convert to fraction form
    69,686.40/96,167.13 = 37,855.32/x
  3. Step 3: Cross multiply
    69,686.40x = 96,167.13 × 37,855.32
  4. Step 4: Simplify right side
    69,686.40x = 3,640,437,479.63
  5. Step 5: Solve for x
    x = 3,640,437,479.63/69,686.40
  6. Step 6: Final answer
    x = 52,240.29

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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.