Home / 125,883.72-173,719.69-69,295.10

Finding the Fourth Proportional to 125,883.72, 173,719.69 and 69,295.10

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Solution

The fourth proportional to 125,883.72, 173,719.69 and 69,295.10 is: 95,627.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,883.72 : 173,719.69 = 69,295.10 : x
  2. Step 2: Convert to fraction form
    125,883.72/173,719.69 = 69,295.10/x
  3. Step 3: Cross multiply
    125,883.72x = 173,719.69 × 69,295.10
  4. Step 4: Simplify right side
    125,883.72x = 12,037,922,248.68
  5. Step 5: Solve for x
    x = 12,037,922,248.68/125,883.72
  6. Step 6: Final answer
    x = 95,627.32

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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.