Home / 132,365.34-182,680.11-75,775.50

Finding the Fourth Proportional to 132,365.34, 182,680.11 and 75,775.50

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Solution

The fourth proportional to 132,365.34, 182,680.11 and 75,775.50 is: 104,579.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,365.34 : 182,680.11 = 75,775.50 : x
  2. Step 2: Convert to fraction form
    132,365.34/182,680.11 = 75,775.50/x
  3. Step 3: Cross multiply
    132,365.34x = 182,680.11 × 75,775.50
  4. Step 4: Simplify right side
    132,365.34x = 13,842,676,675.31
  5. Step 5: Solve for x
    x = 13,842,676,675.31/132,365.34
  6. Step 6: Final answer
    x = 104,579.32

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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.