Home / 114,646.30-170,807.23-108,999.89

Finding the Fourth Proportional to 114,646.30, 170,807.23 and 108,999.89

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Solution

The fourth proportional to 114,646.30, 170,807.23 and 108,999.89 is: 162,394.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,646.30 : 170,807.23 = 108,999.89 : x
  2. Step 2: Convert to fraction form
    114,646.30/170,807.23 = 108,999.89/x
  3. Step 3: Cross multiply
    114,646.30x = 170,807.23 × 108,999.89
  4. Step 4: Simplify right side
    114,646.30x = 18,617,969,203.95
  5. Step 5: Solve for x
    x = 18,617,969,203.95/114,646.30
  6. Step 6: Final answer
    x = 162,394.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.