Home / 125,256.74-172,853.66-67,895.84

Finding the Fourth Proportional to 125,256.74, 172,853.66 and 67,895.84

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Solution

The fourth proportional to 125,256.74, 172,853.66 and 67,895.84 is: 93,695.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,256.74 : 172,853.66 = 67,895.84 : x
  2. Step 2: Convert to fraction form
    125,256.74/172,853.66 = 67,895.84/x
  3. Step 3: Cross multiply
    125,256.74x = 172,853.66 × 67,895.84
  4. Step 4: Simplify right side
    125,256.74x = 11,736,044,442.77
  5. Step 5: Solve for x
    x = 11,736,044,442.77/125,256.74
  6. Step 6: Final answer
    x = 93,695.91

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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.