Home / 165,312.03-227,919.41-107,065.86

Finding the Fourth Proportional to 165,312.03, 227,919.41 and 107,065.86

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Solution

The fourth proportional to 165,312.03, 227,919.41 and 107,065.86 is: 147,614.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,312.03 : 227,919.41 = 107,065.86 : x
  2. Step 2: Convert to fraction form
    165,312.03/227,919.41 = 107,065.86/x
  3. Step 3: Cross multiply
    165,312.03x = 227,919.41 × 107,065.86
  4. Step 4: Simplify right side
    165,312.03x = 24,402,387,642.34
  5. Step 5: Solve for x
    x = 24,402,387,642.34/165,312.03
  6. Step 6: Final answer
    x = 147,614.11

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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.