Home / 121,180.05-167,224.10-67,463.69

Finding the Fourth Proportional to 121,180.05, 167,224.10 and 67,463.69

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Solution

The fourth proportional to 121,180.05, 167,224.10 and 67,463.69 is: 93,097.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,180.05 : 167,224.10 = 67,463.69 : x
  2. Step 2: Convert to fraction form
    121,180.05/167,224.10 = 67,463.69/x
  3. Step 3: Cross multiply
    121,180.05x = 167,224.10 × 67,463.69
  4. Step 4: Simplify right side
    121,180.05x = 11,281,553,669.49
  5. Step 5: Solve for x
    x = 11,281,553,669.49/121,180.05
  6. Step 6: Final answer
    x = 93,097.45

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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.