Home / 125,633.16-173,371.80-69,043.32

Finding the Fourth Proportional to 125,633.16, 173,371.80 and 69,043.32

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Solution

The fourth proportional to 125,633.16, 173,371.80 and 69,043.32 is: 95,278.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,633.16 : 173,371.80 = 69,043.32 : x
  2. Step 2: Convert to fraction form
    125,633.16/173,371.80 = 69,043.32/x
  3. Step 3: Cross multiply
    125,633.16x = 173,371.80 × 69,043.32
  4. Step 4: Simplify right side
    125,633.16x = 11,970,164,666.38
  5. Step 5: Solve for x
    x = 11,970,164,666.38/125,633.16
  6. Step 6: Final answer
    x = 95,278.70

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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.