Home / 132,454.71-183,268.84-115,494.30

Finding the Fourth Proportional to 132,454.71, 183,268.84 and 115,494.30

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Solution

The fourth proportional to 132,454.71, 183,268.84 and 115,494.30 is: 159,801.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,454.71 : 183,268.84 = 115,494.30 : x
  2. Step 2: Convert to fraction form
    132,454.71/183,268.84 = 115,494.30/x
  3. Step 3: Cross multiply
    132,454.71x = 183,268.84 × 115,494.30
  4. Step 4: Simplify right side
    132,454.71x = 21,166,506,531.98
  5. Step 5: Solve for x
    x = 21,166,506,531.98/132,454.71
  6. Step 6: Final answer
    x = 159,801.84

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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.