Home / 123,437.46-170,343.33-66,848.82

Finding the Fourth Proportional to 123,437.46, 170,343.33 and 66,848.82

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Solution

The fourth proportional to 123,437.46, 170,343.33 and 66,848.82 is: 92,251.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,437.46 : 170,343.33 = 66,848.82 : x
  2. Step 2: Convert to fraction form
    123,437.46/170,343.33 = 66,848.82/x
  3. Step 3: Cross multiply
    123,437.46x = 170,343.33 × 66,848.82
  4. Step 4: Simplify right side
    123,437.46x = 11,387,250,605.37
  5. Step 5: Solve for x
    x = 11,387,250,605.37/123,437.46
  6. Step 6: Final answer
    x = 92,251.17

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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.