Home / 125,865.28-173,694.14-69,276.25

Finding the Fourth Proportional to 125,865.28, 173,694.14 and 69,276.25

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Solution

The fourth proportional to 125,865.28, 173,694.14 and 69,276.25 is: 95,601.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,865.28 : 173,694.14 = 69,276.25 : x
  2. Step 2: Convert to fraction form
    125,865.28/173,694.14 = 69,276.25/x
  3. Step 3: Cross multiply
    125,865.28x = 173,694.14 × 69,276.25
  4. Step 4: Simplify right side
    125,865.28x = 12,032,878,666.18
  5. Step 5: Solve for x
    x = 12,032,878,666.18/125,865.28
  6. Step 6: Final answer
    x = 95,601.25

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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.