Home / 102,686.08-153,654.44-60,586.33

Finding the Fourth Proportional to 102,686.08, 153,654.44 and 60,586.33

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Solution

The fourth proportional to 102,686.08, 153,654.44 and 60,586.33 is: 90,658.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,686.08 : 153,654.44 = 60,586.33 : x
  2. Step 2: Convert to fraction form
    102,686.08/153,654.44 = 60,586.33/x
  3. Step 3: Cross multiply
    102,686.08x = 153,654.44 × 60,586.33
  4. Step 4: Simplify right side
    102,686.08x = 9,309,358,720.04
  5. Step 5: Solve for x
    x = 9,309,358,720.04/102,686.08
  6. Step 6: Final answer
    x = 90,658.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.