Home / 125,250.84-172,857.06-68,673.24

Finding the Fourth Proportional to 125,250.84, 172,857.06 and 68,673.24

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Solution

The fourth proportional to 125,250.84, 172,857.06 and 68,673.24 is: 94,775.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,250.84 : 172,857.06 = 68,673.24 : x
  2. Step 2: Convert to fraction form
    125,250.84/172,857.06 = 68,673.24/x
  3. Step 3: Cross multiply
    125,250.84x = 172,857.06 × 68,673.24
  4. Step 4: Simplify right side
    125,250.84x = 11,870,654,367.07
  5. Step 5: Solve for x
    x = 11,870,654,367.07/125,250.84
  6. Step 6: Final answer
    x = 94,775.05

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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.