Home / 181,053.20-271,657.56-128,798.48

Finding the Fourth Proportional to 181,053.20, 271,657.56 and 128,798.48

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Solution

The fourth proportional to 181,053.20, 271,657.56 and 128,798.48 is: 193,253.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,053.20 : 271,657.56 = 128,798.48 : x
  2. Step 2: Convert to fraction form
    181,053.20/271,657.56 = 128,798.48/x
  3. Step 3: Cross multiply
    181,053.20x = 271,657.56 × 128,798.48
  4. Step 4: Simplify right side
    181,053.20x = 34,989,080,808.51
  5. Step 5: Solve for x
    x = 34,989,080,808.51/181,053.20
  6. Step 6: Final answer
    x = 193,253.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.