Home / 132,009.36-182,168.10-71,579.04

Finding the Fourth Proportional to 132,009.36, 182,168.10 and 71,579.04

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Solution

The fourth proportional to 132,009.36, 182,168.10 and 71,579.04 is: 98,776.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,009.36 : 182,168.10 = 71,579.04 : x
  2. Step 2: Convert to fraction form
    132,009.36/182,168.10 = 71,579.04/x
  3. Step 3: Cross multiply
    132,009.36x = 182,168.10 × 71,579.04
  4. Step 4: Simplify right side
    132,009.36x = 13,039,417,716.62
  5. Step 5: Solve for x
    x = 13,039,417,716.62/132,009.36
  6. Step 6: Final answer
    x = 98,776.46

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1.5x scale

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.