Home / 121,744.22-168,023.71-70,060.26

Finding the Fourth Proportional to 121,744.22, 168,023.71 and 70,060.26

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Solution

The fourth proportional to 121,744.22, 168,023.71 and 70,060.26 is: 96,692.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,744.22 : 168,023.71 = 70,060.26 : x
  2. Step 2: Convert to fraction form
    121,744.22/168,023.71 = 70,060.26/x
  3. Step 3: Cross multiply
    121,744.22x = 168,023.71 × 70,060.26
  4. Step 4: Simplify right side
    121,744.22x = 11,771,784,808.76
  5. Step 5: Solve for x
    x = 11,771,784,808.76/121,744.22
  6. Step 6: Final answer
    x = 96,692.76

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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.