Home / 132,172.02-182,394.18-75,579.75

Finding the Fourth Proportional to 132,172.02, 182,394.18 and 75,579.75

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Solution

The fourth proportional to 132,172.02, 182,394.18 and 75,579.75 is: 104,298.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,172.02 : 182,394.18 = 75,579.75 : x
  2. Step 2: Convert to fraction form
    132,172.02/182,394.18 = 75,579.75/x
  3. Step 3: Cross multiply
    132,172.02x = 182,394.18 × 75,579.75
  4. Step 4: Simplify right side
    132,172.02x = 13,785,306,525.86
  5. Step 5: Solve for x
    x = 13,785,306,525.86/132,172.02
  6. Step 6: Final answer
    x = 104,298.22

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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.