Home / 173,117.82-259,478.28-79,426.74

Finding the Fourth Proportional to 173,117.82, 259,478.28 and 79,426.74

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Solution

The fourth proportional to 173,117.82, 259,478.28 and 79,426.74 is: 119,049.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,117.82 : 259,478.28 = 79,426.74 : x
  2. Step 2: Convert to fraction form
    173,117.82/259,478.28 = 79,426.74/x
  3. Step 3: Cross multiply
    173,117.82x = 259,478.28 × 79,426.74
  4. Step 4: Simplify right side
    173,117.82x = 20,609,513,881.21
  5. Step 5: Solve for x
    x = 20,609,513,881.21/173,117.82
  6. Step 6: Final answer
    x = 119,049.06

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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.