Home / 121,444.38-167,588.48-70,454.48

Finding the Fourth Proportional to 121,444.38, 167,588.48 and 70,454.48

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Solution

The fourth proportional to 121,444.38, 167,588.48 and 70,454.48 is: 97,224.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,444.38 : 167,588.48 = 70,454.48 : x
  2. Step 2: Convert to fraction form
    121,444.38/167,588.48 = 70,454.48/x
  3. Step 3: Cross multiply
    121,444.38x = 167,588.48 × 70,454.48
  4. Step 4: Simplify right side
    121,444.38x = 11,807,359,212.39
  5. Step 5: Solve for x
    x = 11,807,359,212.39/121,444.38
  6. Step 6: Final answer
    x = 97,224.42

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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.