Home / 123,707.72-185,586.82-52,630.24

Finding the Fourth Proportional to 123,707.72, 185,586.82 and 52,630.24

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Solution

The fourth proportional to 123,707.72, 185,586.82 and 52,630.24 is: 78,956.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,707.72 : 185,586.82 = 52,630.24 : x
  2. Step 2: Convert to fraction form
    123,707.72/185,586.82 = 52,630.24/x
  3. Step 3: Cross multiply
    123,707.72x = 185,586.82 × 52,630.24
  4. Step 4: Simplify right side
    123,707.72x = 9,767,478,877.44
  5. Step 5: Solve for x
    x = 9,767,478,877.44/123,707.72
  6. Step 6: Final answer
    x = 78,956.10

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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.