Home / 42,999.75-64,508.85-16,704.45

Finding the Fourth Proportional to 42,999.75, 64,508.85 and 16,704.45

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Solution

The fourth proportional to 42,999.75, 64,508.85 and 16,704.45 is: 25,060.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,999.75 : 64,508.85 = 16,704.45 : x
  2. Step 2: Convert to fraction form
    42,999.75/64,508.85 = 16,704.45/x
  3. Step 3: Cross multiply
    42,999.75x = 64,508.85 × 16,704.45
  4. Step 4: Simplify right side
    42,999.75x = 1,077,584,859.38
  5. Step 5: Solve for x
    x = 1,077,584,859.38/42,999.75
  6. Step 6: Final answer
    x = 25,060.26

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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.