Home / 125,746.56-173,531.70-69,158.88

Finding the Fourth Proportional to 125,746.56, 173,531.70 and 69,158.88

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Solution

The fourth proportional to 125,746.56, 173,531.70 and 69,158.88 is: 95,440.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,746.56 : 173,531.70 = 69,158.88 : x
  2. Step 2: Convert to fraction form
    125,746.56/173,531.70 = 69,158.88/x
  3. Step 3: Cross multiply
    125,746.56x = 173,531.70 × 69,158.88
  4. Step 4: Simplify right side
    125,746.56x = 12,001,258,016.50
  5. Step 5: Solve for x
    x = 12,001,258,016.50/125,746.56
  6. Step 6: Final answer
    x = 95,440.05

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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.