Home / 242,488.08-363,732.84-84,716.55

Finding the Fourth Proportional to 242,488.08, 363,732.84 and 84,716.55

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Solution

The fourth proportional to 242,488.08, 363,732.84 and 84,716.55 is: 127,075.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,488.08 : 363,732.84 = 84,716.55 : x
  2. Step 2: Convert to fraction form
    242,488.08/363,732.84 = 84,716.55/x
  3. Step 3: Cross multiply
    242,488.08x = 363,732.84 × 84,716.55
  4. Step 4: Simplify right side
    242,488.08x = 30,814,191,326.50
  5. Step 5: Solve for x
    x = 30,814,191,326.50/242,488.08
  6. Step 6: Final answer
    x = 127,075.08

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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.