Home / 125,641.08-173,382.64-69,051.24

Finding the Fourth Proportional to 125,641.08, 173,382.64 and 69,051.24

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Solution

The fourth proportional to 125,641.08, 173,382.64 and 69,051.24 is: 95,289.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,641.08 : 173,382.64 = 69,051.24 : x
  2. Step 2: Convert to fraction form
    125,641.08/173,382.64 = 69,051.24/x
  3. Step 3: Cross multiply
    125,641.08x = 173,382.64 × 69,051.24
  4. Step 4: Simplify right side
    125,641.08x = 11,972,286,286.47
  5. Step 5: Solve for x
    x = 11,972,286,286.47/125,641.08
  6. Step 6: Final answer
    x = 95,289.58

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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.