Home / 125,717.06-173,492.52-69,128.39

Finding the Fourth Proportional to 125,717.06, 173,492.52 and 69,128.39

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Solution

The fourth proportional to 125,717.06, 173,492.52 and 69,128.39 is: 95,398.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,717.06 : 173,492.52 = 69,128.39 : x
  2. Step 2: Convert to fraction form
    125,717.06/173,492.52 = 69,128.39/x
  3. Step 3: Cross multiply
    125,717.06x = 173,492.52 × 69,128.39
  4. Step 4: Simplify right side
    125,717.06x = 11,993,258,584.64
  5. Step 5: Solve for x
    x = 11,993,258,584.64/125,717.06
  6. Step 6: Final answer
    x = 95,398.82

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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.