Home / 62,057.04-85,617.72-40,857.72

Finding the Fourth Proportional to 62,057.04, 85,617.72 and 40,857.72

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Solution

The fourth proportional to 62,057.04, 85,617.72 and 40,857.72 is: 56,369.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,057.04 : 85,617.72 = 40,857.72 : x
  2. Step 2: Convert to fraction form
    62,057.04/85,617.72 = 40,857.72/x
  3. Step 3: Cross multiply
    62,057.04x = 85,617.72 × 40,857.72
  4. Step 4: Simplify right side
    62,057.04x = 3,498,144,830.80
  5. Step 5: Solve for x
    x = 3,498,144,830.80/62,057.04
  6. Step 6: Final answer
    x = 56,369.83

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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.