Home / 89,627.04-123,675.12-51,894.24

Finding the Fourth Proportional to 89,627.04, 123,675.12 and 51,894.24

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Solution

The fourth proportional to 89,627.04, 123,675.12 and 51,894.24 is: 71,608.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,627.04 : 123,675.12 = 51,894.24 : x
  2. Step 2: Convert to fraction form
    89,627.04/123,675.12 = 51,894.24/x
  3. Step 3: Cross multiply
    89,627.04x = 123,675.12 × 51,894.24
  4. Step 4: Simplify right side
    89,627.04x = 6,418,026,359.31
  5. Step 5: Solve for x
    x = 6,418,026,359.31/89,627.04
  6. Step 6: Final answer
    x = 71,608.15

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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.