Home / 126,492.27-174,552.46-69,900

Finding the Fourth Proportional to 126,492.27, 174,552.46 and 69,900

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Solution

The fourth proportional to 126,492.27, 174,552.46 and 69,900 is: 96,458.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,492.27 : 174,552.46 = 69,900 : x
  2. Step 2: Convert to fraction form
    126,492.27/174,552.46 = 69,900/x
  3. Step 3: Cross multiply
    126,492.27x = 174,552.46 × 69,900
  4. Step 4: Simplify right side
    126,492.27x = 12,201,216,954
  5. Step 5: Solve for x
    x = 12,201,216,954/126,492.27
  6. Step 6: Final answer
    x = 96,458.20

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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.