Home / 181,068.96-270,490.56-130,719.36

Finding the Fourth Proportional to 181,068.96, 270,490.56 and 130,719.36

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Solution

The fourth proportional to 181,068.96, 270,490.56 and 130,719.36 is: 195,275.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,068.96 : 270,490.56 = 130,719.36 : x
  2. Step 2: Convert to fraction form
    181,068.96/270,490.56 = 130,719.36/x
  3. Step 3: Cross multiply
    181,068.96x = 270,490.56 × 130,719.36
  4. Step 4: Simplify right side
    181,068.96x = 35,358,352,889.24
  5. Step 5: Solve for x
    x = 35,358,352,889.24/181,068.96
  6. Step 6: Final answer
    x = 195,275.62

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.