Home / 123,461.34-170,374.19-69,013.24

Finding the Fourth Proportional to 123,461.34, 170,374.19 and 69,013.24

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Solution

The fourth proportional to 123,461.34, 170,374.19 and 69,013.24 is: 95,236.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,461.34 : 170,374.19 = 69,013.24 : x
  2. Step 2: Convert to fraction form
    123,461.34/170,374.19 = 69,013.24/x
  3. Step 3: Cross multiply
    123,461.34x = 170,374.19 × 69,013.24
  4. Step 4: Simplify right side
    123,461.34x = 11,758,074,864.28
  5. Step 5: Solve for x
    x = 11,758,074,864.28/123,461.34
  6. Step 6: Final answer
    x = 95,236.90

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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.