Home / 119,315.50-164,645.66-70,249.38

Finding the Fourth Proportional to 119,315.50, 164,645.66 and 70,249.38

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Solution

The fourth proportional to 119,315.50, 164,645.66 and 70,249.38 is: 96,938.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,315.50 : 164,645.66 = 70,249.38 : x
  2. Step 2: Convert to fraction form
    119,315.50/164,645.66 = 70,249.38/x
  3. Step 3: Cross multiply
    119,315.50x = 164,645.66 × 70,249.38
  4. Step 4: Simplify right side
    119,315.50x = 11,566,255,534.69
  5. Step 5: Solve for x
    x = 11,566,255,534.69/119,315.50
  6. Step 6: Final answer
    x = 96,938.42

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1.5x scale

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.