Home / 181,547.20-271,996.80-87,846.40

Finding the Fourth Proportional to 181,547.20, 271,996.80 and 87,846.40

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Solution

The fourth proportional to 181,547.20, 271,996.80 and 87,846.40 is: 131,612.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,547.20 : 271,996.80 = 87,846.40 : x
  2. Step 2: Convert to fraction form
    181,547.20/271,996.80 = 87,846.40/x
  3. Step 3: Cross multiply
    181,547.20x = 271,996.80 × 87,846.40
  4. Step 4: Simplify right side
    181,547.20x = 23,893,939,691.52
  5. Step 5: Solve for x
    x = 23,893,939,691.52/181,547.20
  6. Step 6: Final answer
    x = 131,612.82

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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.