Home / 45,000.78-62,100.80-24,859.04

Finding the Fourth Proportional to 45,000.78, 62,100.80 and 24,859.04

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Solution

The fourth proportional to 45,000.78, 62,100.80 and 24,859.04 is: 34,305.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,000.78 : 62,100.80 = 24,859.04 : x
  2. Step 2: Convert to fraction form
    45,000.78/62,100.80 = 24,859.04/x
  3. Step 3: Cross multiply
    45,000.78x = 62,100.80 × 24,859.04
  4. Step 4: Simplify right side
    45,000.78x = 1,543,766,271.23
  5. Step 5: Solve for x
    x = 1,543,766,271.23/45,000.78
  6. Step 6: Final answer
    x = 34,305.32

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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.