Home / 121,050.52-167,003.76-75,088.84

Finding the Fourth Proportional to 121,050.52, 167,003.76 and 75,088.84

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Solution

The fourth proportional to 121,050.52, 167,003.76 and 75,088.84 is: 103,594.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,050.52 : 167,003.76 = 75,088.84 : x
  2. Step 2: Convert to fraction form
    121,050.52/167,003.76 = 75,088.84/x
  3. Step 3: Cross multiply
    121,050.52x = 167,003.76 × 75,088.84
  4. Step 4: Simplify right side
    121,050.52x = 12,540,118,614.04
  5. Step 5: Solve for x
    x = 12,540,118,614.04/121,050.52
  6. Step 6: Final answer
    x = 103,594.09

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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.