Home / 242,559.12-363,707.46-82,587.36

Finding the Fourth Proportional to 242,559.12, 363,707.46 and 82,587.36

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Solution

The fourth proportional to 242,559.12, 363,707.46 and 82,587.36 is: 123,836.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,559.12 : 363,707.46 = 82,587.36 : x
  2. Step 2: Convert to fraction form
    242,559.12/363,707.46 = 82,587.36/x
  3. Step 3: Cross multiply
    242,559.12x = 363,707.46 × 82,587.36
  4. Step 4: Simplify right side
    242,559.12x = 30,037,638,933.71
  5. Step 5: Solve for x
    x = 30,037,638,933.71/242,559.12
  6. Step 6: Final answer
    x = 123,836.36

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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.