Home / 179,746.80-269,717.40-79,922.40

Finding the Fourth Proportional to 179,746.80, 269,717.40 and 79,922.40

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Solution

The fourth proportional to 179,746.80, 269,717.40 and 79,922.40 is: 119,926.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,746.80 : 269,717.40 = 79,922.40 : x
  2. Step 2: Convert to fraction form
    179,746.80/269,717.40 = 79,922.40/x
  3. Step 3: Cross multiply
    179,746.80x = 269,717.40 × 79,922.40
  4. Step 4: Simplify right side
    179,746.80x = 21,556,461,929.76
  5. Step 5: Solve for x
    x = 21,556,461,929.76/179,746.80
  6. Step 6: Final answer
    x = 119,926.82

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1.5x scale

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.