Home / 125,824.13-173,638.51-69,236.72

Finding the Fourth Proportional to 125,824.13, 173,638.51 and 69,236.72

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Solution

The fourth proportional to 125,824.13, 173,638.51 and 69,236.72 is: 95,547.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,824.13 : 173,638.51 = 69,236.72 : x
  2. Step 2: Convert to fraction form
    125,824.13/173,638.51 = 69,236.72/x
  3. Step 3: Cross multiply
    125,824.13x = 173,638.51 × 69,236.72
  4. Step 4: Simplify right side
    125,824.13x = 12,022,159,856.80
  5. Step 5: Solve for x
    x = 12,022,159,856.80/125,824.13
  6. Step 6: Final answer
    x = 95,547.34

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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.