Home / 175,933.60-242,820.87-100,482.10

Finding the Fourth Proportional to 175,933.60, 242,820.87 and 100,482.10

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Solution

The fourth proportional to 175,933.60, 242,820.87 and 100,482.10 is: 138,683.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,933.60 : 242,820.87 = 100,482.10 : x
  2. Step 2: Convert to fraction form
    175,933.60/242,820.87 = 100,482.10/x
  3. Step 3: Cross multiply
    175,933.60x = 242,820.87 × 100,482.10
  4. Step 4: Simplify right side
    175,933.60x = 24,399,150,941.43
  5. Step 5: Solve for x
    x = 24,399,150,941.43/175,933.60
  6. Step 6: Final answer
    x = 138,683.86

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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.