Home / 169,158.12-233,438.38-91,633.94

Finding the Fourth Proportional to 169,158.12, 233,438.38 and 91,633.94

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Solution

The fourth proportional to 169,158.12, 233,438.38 and 91,633.94 is: 126,454.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,158.12 : 233,438.38 = 91,633.94 : x
  2. Step 2: Convert to fraction form
    169,158.12/233,438.38 = 91,633.94/x
  3. Step 3: Cross multiply
    169,158.12x = 233,438.38 × 91,633.94
  4. Step 4: Simplify right side
    169,158.12x = 21,390,878,506.62
  5. Step 5: Solve for x
    x = 21,390,878,506.62/169,158.12
  6. Step 6: Final answer
    x = 126,454.93

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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.