Home / 165,094.60-246,985.80-143,151.70

Finding the Fourth Proportional to 165,094.60, 246,985.80 and 143,151.70

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Solution

The fourth proportional to 165,094.60, 246,985.80 and 143,151.70 is: 214,158.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,094.60 : 246,985.80 = 143,151.70 : x
  2. Step 2: Convert to fraction form
    165,094.60/246,985.80 = 143,151.70/x
  3. Step 3: Cross multiply
    165,094.60x = 246,985.80 × 143,151.70
  4. Step 4: Simplify right side
    165,094.60x = 35,356,437,145.86
  5. Step 5: Solve for x
    x = 35,356,437,145.86/165,094.60
  6. Step 6: Final answer
    x = 214,158.65

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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.