Home / 117,287.10-161,828.01-69,552.18

Finding the Fourth Proportional to 117,287.10, 161,828.01 and 69,552.18

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Solution

The fourth proportional to 117,287.10, 161,828.01 and 69,552.18 is: 95,965.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,287.10 : 161,828.01 = 69,552.18 : x
  2. Step 2: Convert to fraction form
    117,287.10/161,828.01 = 69,552.18/x
  3. Step 3: Cross multiply
    117,287.10x = 161,828.01 × 69,552.18
  4. Step 4: Simplify right side
    117,287.10x = 11,255,490,880.56
  5. Step 5: Solve for x
    x = 11,255,490,880.56/117,287.10
  6. Step 6: Final answer
    x = 95,965.29

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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.