Home / 163,240.65-244,902.33-79,041.15

Finding the Fourth Proportional to 163,240.65, 244,902.33 and 79,041.15

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Solution

The fourth proportional to 163,240.65, 244,902.33 and 79,041.15 is: 118,581.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,240.65 : 244,902.33 = 79,041.15 : x
  2. Step 2: Convert to fraction form
    163,240.65/244,902.33 = 79,041.15/x
  3. Step 3: Cross multiply
    163,240.65x = 244,902.33 × 79,041.15
  4. Step 4: Simplify right side
    163,240.65x = 19,357,361,800.88
  5. Step 5: Solve for x
    x = 19,357,361,800.88/163,240.65
  6. Step 6: Final answer
    x = 118,581.75

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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.