Home / 108,581.76-162,864.93-33,700.11

Finding the Fourth Proportional to 108,581.76, 162,864.93 and 33,700.11

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Solution

The fourth proportional to 108,581.76, 162,864.93 and 33,700.11 is: 50,547.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,581.76 : 162,864.93 = 33,700.11 : x
  2. Step 2: Convert to fraction form
    108,581.76/162,864.93 = 33,700.11/x
  3. Step 3: Cross multiply
    108,581.76x = 162,864.93 × 33,700.11
  4. Step 4: Simplify right side
    108,581.76x = 5,488,566,056.14
  5. Step 5: Solve for x
    x = 5,488,566,056.14/108,581.76
  6. Step 6: Final answer
    x = 50,547.77

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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.