Home / 62,000.72-85,416.34-43,105.04

Finding the Fourth Proportional to 62,000.72, 85,416.34 and 43,105.04

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Solution

The fourth proportional to 62,000.72, 85,416.34 and 43,105.04 is: 59,384.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,000.72 : 85,416.34 = 43,105.04 : x
  2. Step 2: Convert to fraction form
    62,000.72/85,416.34 = 43,105.04/x
  3. Step 3: Cross multiply
    62,000.72x = 85,416.34 × 43,105.04
  4. Step 4: Simplify right side
    62,000.72x = 3,681,874,752.35
  5. Step 5: Solve for x
    x = 3,681,874,752.35/62,000.72
  6. Step 6: Final answer
    x = 59,384.39

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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.