Home / 123,214.26-170,035.44-69,499.14

Finding the Fourth Proportional to 123,214.26, 170,035.44 and 69,499.14

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Solution

The fourth proportional to 123,214.26, 170,035.44 and 69,499.14 is: 95,908.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,214.26 : 170,035.44 = 69,499.14 : x
  2. Step 2: Convert to fraction form
    123,214.26/170,035.44 = 69,499.14/x
  3. Step 3: Cross multiply
    123,214.26x = 170,035.44 × 69,499.14
  4. Step 4: Simplify right side
    123,214.26x = 11,817,316,849.52
  5. Step 5: Solve for x
    x = 11,817,316,849.52/123,214.26
  6. Step 6: Final answer
    x = 95,908.68

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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.