Home / 87,001.04-120,069.86-48,767.08

Finding the Fourth Proportional to 87,001.04, 120,069.86 and 48,767.08

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Solution

The fourth proportional to 87,001.04, 120,069.86 and 48,767.08 is: 67,303.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,001.04 : 120,069.86 = 48,767.08 : x
  2. Step 2: Convert to fraction form
    87,001.04/120,069.86 = 48,767.08/x
  3. Step 3: Cross multiply
    87,001.04x = 120,069.86 × 48,767.08
  4. Step 4: Simplify right side
    87,001.04x = 5,855,455,924.20
  5. Step 5: Solve for x
    x = 5,855,455,924.20/87,001.04
  6. Step 6: Final answer
    x = 67,303.29

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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.