Home / 121,069.24-167,072.50-70,074.92

Finding the Fourth Proportional to 121,069.24, 167,072.50 and 70,074.92

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Solution

The fourth proportional to 121,069.24, 167,072.50 and 70,074.92 is: 96,701.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,069.24 : 167,072.50 = 70,074.92 : x
  2. Step 2: Convert to fraction form
    121,069.24/167,072.50 = 70,074.92/x
  3. Step 3: Cross multiply
    121,069.24x = 167,072.50 × 70,074.92
  4. Step 4: Simplify right side
    121,069.24x = 11,707,592,071.70
  5. Step 5: Solve for x
    x = 11,707,592,071.70/121,069.24
  6. Step 6: Final answer
    x = 96,701.62

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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.