Home / 106,986.13-147,679.73-62,274.13

Finding the Fourth Proportional to 106,986.13, 147,679.73 and 62,274.13

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Solution

The fourth proportional to 106,986.13, 147,679.73 and 62,274.13 is: 85,960.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,986.13 : 147,679.73 = 62,274.13 : x
  2. Step 2: Convert to fraction form
    106,986.13/147,679.73 = 62,274.13/x
  3. Step 3: Cross multiply
    106,986.13x = 147,679.73 × 62,274.13
  4. Step 4: Simplify right side
    106,986.13x = 9,196,626,704.38
  5. Step 5: Solve for x
    x = 9,196,626,704.38/106,986.13
  6. Step 6: Final answer
    x = 85,960.93

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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.