Home / 82,930.03-114,443.45-45,204.28

Finding the Fourth Proportional to 82,930.03, 114,443.45 and 45,204.28

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Solution

The fourth proportional to 82,930.03, 114,443.45 and 45,204.28 is: 62,381.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,930.03 : 114,443.45 = 45,204.28 : x
  2. Step 2: Convert to fraction form
    82,930.03/114,443.45 = 45,204.28/x
  3. Step 3: Cross multiply
    82,930.03x = 114,443.45 × 45,204.28
  4. Step 4: Simplify right side
    82,930.03x = 5,173,333,757.97
  5. Step 5: Solve for x
    x = 5,173,333,757.97/82,930.03
  6. Step 6: Final answer
    x = 62,381.91

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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.