Home / 125,514-173,210.54-68,926.59

Finding the Fourth Proportional to 125,514, 173,210.54 and 68,926.59

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Solution

The fourth proportional to 125,514, 173,210.54 and 68,926.59 is: 95,119.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,514 : 173,210.54 = 68,926.59 : x
  2. Step 2: Convert to fraction form
    125,514/173,210.54 = 68,926.59/x
  3. Step 3: Cross multiply
    125,514x = 173,210.54 × 68,926.59
  4. Step 4: Simplify right side
    125,514x = 11,938,811,529.63
  5. Step 5: Solve for x
    x = 11,938,811,529.63/125,514
  6. Step 6: Final answer
    x = 95,119.36

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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.