Home / 181,254.16-271,731.54-79,980.10

Finding the Fourth Proportional to 181,254.16, 271,731.54 and 79,980.10

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Solution

The fourth proportional to 181,254.16, 271,731.54 and 79,980.10 is: 119,904.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,254.16 : 271,731.54 = 79,980.10 : x
  2. Step 2: Convert to fraction form
    181,254.16/271,731.54 = 79,980.10/x
  3. Step 3: Cross multiply
    181,254.16x = 271,731.54 × 79,980.10
  4. Step 4: Simplify right side
    181,254.16x = 21,733,115,742.35
  5. Step 5: Solve for x
    x = 21,733,115,742.35/181,254.16
  6. Step 6: Final answer
    x = 119,904.09

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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.