Home / 82,411.14-113,695.23-53,764.50

Finding the Fourth Proportional to 82,411.14, 113,695.23 and 53,764.50

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Solution

The fourth proportional to 82,411.14, 113,695.23 and 53,764.50 is: 74,174.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,411.14 : 113,695.23 = 53,764.50 : x
  2. Step 2: Convert to fraction form
    82,411.14/113,695.23 = 53,764.50/x
  3. Step 3: Cross multiply
    82,411.14x = 113,695.23 × 53,764.50
  4. Step 4: Simplify right side
    82,411.14x = 6,112,767,193.34
  5. Step 5: Solve for x
    x = 6,112,767,193.34/82,411.14
  6. Step 6: Final answer
    x = 74,174.04

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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.