Home / 132,330.64-182,615.52-71,900.88

Finding the Fourth Proportional to 132,330.64, 182,615.52 and 71,900.88

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Solution

The fourth proportional to 132,330.64, 182,615.52 and 71,900.88 is: 99,222.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,330.64 : 182,615.52 = 71,900.88 : x
  2. Step 2: Convert to fraction form
    132,330.64/182,615.52 = 71,900.88/x
  3. Step 3: Cross multiply
    132,330.64x = 182,615.52 × 71,900.88
  4. Step 4: Simplify right side
    132,330.64x = 13,130,216,589.66
  5. Step 5: Solve for x
    x = 13,130,216,589.66/132,330.64
  6. Step 6: Final answer
    x = 99,222.80

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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.