Home / 170,288.31-235,005.15-94,836.81

Finding the Fourth Proportional to 170,288.31, 235,005.15 and 94,836.81

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Solution

The fourth proportional to 170,288.31, 235,005.15 and 94,836.81 is: 130,878.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,288.31 : 235,005.15 = 94,836.81 : x
  2. Step 2: Convert to fraction form
    170,288.31/235,005.15 = 94,836.81/x
  3. Step 3: Cross multiply
    170,288.31x = 235,005.15 × 94,836.81
  4. Step 4: Simplify right side
    170,288.31x = 22,287,138,759.57
  5. Step 5: Solve for x
    x = 22,287,138,759.57/170,288.31
  6. Step 6: Final answer
    x = 130,878.85

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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.