Home / 179,205.42-268,774.63-72,561.18

Finding the Fourth Proportional to 179,205.42, 268,774.63 and 72,561.18

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Solution

The fourth proportional to 179,205.42, 268,774.63 and 72,561.18 is: 108,828.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,205.42 : 268,774.63 = 72,561.18 : x
  2. Step 2: Convert to fraction form
    179,205.42/268,774.63 = 72,561.18/x
  3. Step 3: Cross multiply
    179,205.42x = 268,774.63 × 72,561.18
  4. Step 4: Simplify right side
    179,205.42x = 19,502,604,306.86
  5. Step 5: Solve for x
    x = 19,502,604,306.86/179,205.42
  6. Step 6: Final answer
    x = 108,828.21

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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.