Home / 121,504.76-167,586.02-89,229.24

Finding the Fourth Proportional to 121,504.76, 167,586.02 and 89,229.24

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Solution

The fourth proportional to 121,504.76, 167,586.02 and 89,229.24 is: 123,069.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,504.76 : 167,586.02 = 89,229.24 : x
  2. Step 2: Convert to fraction form
    121,504.76/167,586.02 = 89,229.24/x
  3. Step 3: Cross multiply
    121,504.76x = 167,586.02 × 89,229.24
  4. Step 4: Simplify right side
    121,504.76x = 14,953,573,199.22
  5. Step 5: Solve for x
    x = 14,953,573,199.22/121,504.76
  6. Step 6: Final answer
    x = 123,069.86

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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.