Home / 62,254.62-85,939.20-42,172.49

Finding the Fourth Proportional to 62,254.62, 85,939.20 and 42,172.49

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Solution

The fourth proportional to 62,254.62, 85,939.20 and 42,172.49 is: 58,216.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,254.62 : 85,939.20 = 42,172.49 : x
  2. Step 2: Convert to fraction form
    62,254.62/85,939.20 = 42,172.49/x
  3. Step 3: Cross multiply
    62,254.62x = 85,939.20 × 42,172.49
  4. Step 4: Simplify right side
    62,254.62x = 3,624,270,267.46
  5. Step 5: Solve for x
    x = 3,624,270,267.46/62,254.62
  6. Step 6: Final answer
    x = 58,216.89

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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.