Home / 125,690.07-173,447.87-69,101.01

Finding the Fourth Proportional to 125,690.07, 173,447.87 and 69,101.01

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Solution

The fourth proportional to 125,690.07, 173,447.87 and 69,101.01 is: 95,356.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,690.07 : 173,447.87 = 69,101.01 : x
  2. Step 2: Convert to fraction form
    125,690.07/173,447.87 = 69,101.01/x
  3. Step 3: Cross multiply
    125,690.07x = 173,447.87 × 69,101.01
  4. Step 4: Simplify right side
    125,690.07x = 11,985,422,653.84
  5. Step 5: Solve for x
    x = 11,985,422,653.84/125,690.07
  6. Step 6: Final answer
    x = 95,356.96

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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.