Home / 94,135.88-129,908.42-51,695.32

Finding the Fourth Proportional to 94,135.88, 129,908.42 and 51,695.32

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Solution

The fourth proportional to 94,135.88, 129,908.42 and 51,695.32 is: 71,340.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,135.88 : 129,908.42 = 51,695.32 : x
  2. Step 2: Convert to fraction form
    94,135.88/129,908.42 = 51,695.32/x
  3. Step 3: Cross multiply
    94,135.88x = 129,908.42 × 51,695.32
  4. Step 4: Simplify right side
    94,135.88x = 6,715,656,953.20
  5. Step 5: Solve for x
    x = 6,715,656,953.20/94,135.88
  6. Step 6: Final answer
    x = 71,340.04

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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.