Home / 62,765.28-94,186.80-56,311.20

Finding the Fourth Proportional to 62,765.28, 94,186.80 and 56,311.20

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Solution

The fourth proportional to 62,765.28, 94,186.80 and 56,311.20 is: 84,501.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,765.28 : 94,186.80 = 56,311.20 : x
  2. Step 2: Convert to fraction form
    62,765.28/94,186.80 = 56,311.20/x
  3. Step 3: Cross multiply
    62,765.28x = 94,186.80 × 56,311.20
  4. Step 4: Simplify right side
    62,765.28x = 5,303,771,732.16
  5. Step 5: Solve for x
    x = 5,303,771,732.16/62,765.28
  6. Step 6: Final answer
    x = 84,501.68

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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.