Home / 126,051.10-173,948.28-68,690.93

Finding the Fourth Proportional to 126,051.10, 173,948.28 and 68,690.93

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Solution

The fourth proportional to 126,051.10, 173,948.28 and 68,690.93 is: 94,792.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,051.10 : 173,948.28 = 68,690.93 : x
  2. Step 2: Convert to fraction form
    126,051.10/173,948.28 = 68,690.93/x
  3. Step 3: Cross multiply
    126,051.10x = 173,948.28 × 68,690.93
  4. Step 4: Simplify right side
    126,051.10x = 11,948,669,125.10
  5. Step 5: Solve for x
    x = 11,948,669,125.10/126,051.10
  6. Step 6: Final answer
    x = 94,792.27

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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.