Home / 123,239.27-170,070.23-69,535.67

Finding the Fourth Proportional to 123,239.27, 170,070.23 and 69,535.67

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Solution

The fourth proportional to 123,239.27, 170,070.23 and 69,535.67 is: 95,959.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,239.27 : 170,070.23 = 69,535.67 : x
  2. Step 2: Convert to fraction form
    123,239.27/170,070.23 = 69,535.67/x
  3. Step 3: Cross multiply
    123,239.27x = 170,070.23 × 69,535.67
  4. Step 4: Simplify right side
    123,239.27x = 11,825,946,713.59
  5. Step 5: Solve for x
    x = 11,825,946,713.59/123,239.27
  6. Step 6: Final answer
    x = 95,959.24

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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.