Home / 123,458.34-170,370.05-69,010.24

Finding the Fourth Proportional to 123,458.34, 170,370.05 and 69,010.24

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Solution

The fourth proportional to 123,458.34, 170,370.05 and 69,010.24 is: 95,232.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,458.34 : 170,370.05 = 69,010.24 : x
  2. Step 2: Convert to fraction form
    123,458.34/170,370.05 = 69,010.24/x
  3. Step 3: Cross multiply
    123,458.34x = 170,370.05 × 69,010.24
  4. Step 4: Simplify right side
    123,458.34x = 11,757,277,187.46
  5. Step 5: Solve for x
    x = 11,757,277,187.46/123,458.34
  6. Step 6: Final answer
    x = 95,232.75

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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.