Home / 82,899.28-114,400.65-45,173.53

Finding the Fourth Proportional to 82,899.28, 114,400.65 and 45,173.53

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Solution

The fourth proportional to 82,899.28, 114,400.65 and 45,173.53 is: 62,339.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,899.28 : 114,400.65 = 45,173.53 : x
  2. Step 2: Convert to fraction form
    82,899.28/114,400.65 = 45,173.53/x
  3. Step 3: Cross multiply
    82,899.28x = 114,400.65 × 45,173.53
  4. Step 4: Simplify right side
    82,899.28x = 5,167,881,194.79
  5. Step 5: Solve for x
    x = 5,167,881,194.79/82,899.28
  6. Step 6: Final answer
    x = 62,339.28

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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.