Home / 121,026.66-167,006.85-70,043.13

Finding the Fourth Proportional to 121,026.66, 167,006.85 and 70,043.13

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Solution

The fourth proportional to 121,026.66, 167,006.85 and 70,043.13 is: 96,653.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,026.66 : 167,006.85 = 70,043.13 : x
  2. Step 2: Convert to fraction form
    121,026.66/167,006.85 = 70,043.13/x
  3. Step 3: Cross multiply
    121,026.66x = 167,006.85 × 70,043.13
  4. Step 4: Simplify right side
    121,026.66x = 11,697,682,505.44
  5. Step 5: Solve for x
    x = 11,697,682,505.44/121,026.66
  6. Step 6: Final answer
    x = 96,653.77

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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.