Home / 116,271.18-160,411.17-73,239.12

Finding the Fourth Proportional to 116,271.18, 160,411.17 and 73,239.12

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Solution

The fourth proportional to 116,271.18, 160,411.17 and 73,239.12 is: 101,042.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,271.18 : 160,411.17 = 73,239.12 : x
  2. Step 2: Convert to fraction form
    116,271.18/160,411.17 = 73,239.12/x
  3. Step 3: Cross multiply
    116,271.18x = 160,411.17 × 73,239.12
  4. Step 4: Simplify right side
    116,271.18x = 11,748,372,928.97
  5. Step 5: Solve for x
    x = 11,748,372,928.97/116,271.18
  6. Step 6: Final answer
    x = 101,042.86

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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.