Home / 175,565.99-242,280.78-99,101.18

Finding the Fourth Proportional to 175,565.99, 242,280.78 and 99,101.18

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Solution

The fourth proportional to 175,565.99, 242,280.78 and 99,101.18 is: 136,759.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,565.99 : 242,280.78 = 99,101.18 : x
  2. Step 2: Convert to fraction form
    175,565.99/242,280.78 = 99,101.18/x
  3. Step 3: Cross multiply
    175,565.99x = 242,280.78 × 99,101.18
  4. Step 4: Simplify right side
    175,565.99x = 24,010,311,189.32
  5. Step 5: Solve for x
    x = 24,010,311,189.32/175,565.99
  6. Step 6: Final answer
    x = 136,759.47

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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.