Home / 123,349.68-170,222.04-69,634.08

Finding the Fourth Proportional to 123,349.68, 170,222.04 and 69,634.08

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Solution

The fourth proportional to 123,349.68, 170,222.04 and 69,634.08 is: 96,094.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,349.68 : 170,222.04 = 69,634.08 : x
  2. Step 2: Convert to fraction form
    123,349.68/170,222.04 = 69,634.08/x
  3. Step 3: Cross multiply
    123,349.68x = 170,222.04 × 69,634.08
  4. Step 4: Simplify right side
    123,349.68x = 11,853,255,151.12
  5. Step 5: Solve for x
    x = 11,853,255,151.12/123,349.68
  6. Step 6: Final answer
    x = 96,094.74

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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.