Home / 125,757.12-173,547.60-69,171.36

Finding the Fourth Proportional to 125,757.12, 173,547.60 and 69,171.36

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Solution

The fourth proportional to 125,757.12, 173,547.60 and 69,171.36 is: 95,458.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,757.12 : 173,547.60 = 69,171.36 : x
  2. Step 2: Convert to fraction form
    125,757.12/173,547.60 = 69,171.36/x
  3. Step 3: Cross multiply
    125,757.12x = 173,547.60 × 69,171.36
  4. Step 4: Simplify right side
    125,757.12x = 12,004,523,516.74
  5. Step 5: Solve for x
    x = 12,004,523,516.74/125,757.12
  6. Step 6: Final answer
    x = 95,458.00

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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.