Home / 125,612.35-173,346.41-69,023.72

Finding the Fourth Proportional to 125,612.35, 173,346.41 and 69,023.72

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Solution

The fourth proportional to 125,612.35, 173,346.41 and 69,023.72 is: 95,253.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,612.35 : 173,346.41 = 69,023.72 : x
  2. Step 2: Convert to fraction form
    125,612.35/173,346.41 = 69,023.72/x
  3. Step 3: Cross multiply
    125,612.35x = 173,346.41 × 69,023.72
  4. Step 4: Simplify right side
    125,612.35x = 11,965,014,066.85
  5. Step 5: Solve for x
    x = 11,965,014,066.85/125,612.35
  6. Step 6: Final answer
    x = 95,253.48

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1.5x scale

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.