Home / 242,317.10-363,475.65-109,041.66

Finding the Fourth Proportional to 242,317.10, 363,475.65 and 109,041.66

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Solution

The fourth proportional to 242,317.10, 363,475.65 and 109,041.66 is: 163,562.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,317.10 : 363,475.65 = 109,041.66 : x
  2. Step 2: Convert to fraction form
    242,317.10/363,475.65 = 109,041.66/x
  3. Step 3: Cross multiply
    242,317.10x = 363,475.65 × 109,041.66
  4. Step 4: Simplify right side
    242,317.10x = 39,633,988,245.58
  5. Step 5: Solve for x
    x = 39,633,988,245.58/242,317.10
  6. Step 6: Final answer
    x = 163,562.49

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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.