Home / 125,446.06-173,114.09-68,085.49

Finding the Fourth Proportional to 125,446.06, 173,114.09 and 68,085.49

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Solution

The fourth proportional to 125,446.06, 173,114.09 and 68,085.49 is: 93,957.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,446.06 : 173,114.09 = 68,085.49 : x
  2. Step 2: Convert to fraction form
    125,446.06/173,114.09 = 68,085.49/x
  3. Step 3: Cross multiply
    125,446.06x = 173,114.09 × 68,085.49
  4. Step 4: Simplify right side
    125,446.06x = 11,786,557,643.55
  5. Step 5: Solve for x
    x = 11,786,557,643.55/125,446.06
  6. Step 6: Final answer
    x = 93,957.18

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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.