Home / 132,546.99-182,854.58-78,801.51

Finding the Fourth Proportional to 132,546.99, 182,854.58 and 78,801.51

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Solution

The fourth proportional to 132,546.99, 182,854.58 and 78,801.51 is: 108,710.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,546.99 : 182,854.58 = 78,801.51 : x
  2. Step 2: Convert to fraction form
    132,546.99/182,854.58 = 78,801.51/x
  3. Step 3: Cross multiply
    132,546.99x = 182,854.58 × 78,801.51
  4. Step 4: Simplify right side
    132,546.99x = 14,409,216,620.41
  5. Step 5: Solve for x
    x = 14,409,216,620.41/132,546.99
  6. Step 6: Final answer
    x = 108,710.25

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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.