Home / 163,187.17-244,305.31-121,253.13

Finding the Fourth Proportional to 163,187.17, 244,305.31 and 121,253.13

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Solution

The fourth proportional to 163,187.17, 244,305.31 and 121,253.13 is: 181,526.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,187.17 : 244,305.31 = 121,253.13 : x
  2. Step 2: Convert to fraction form
    163,187.17/244,305.31 = 121,253.13/x
  3. Step 3: Cross multiply
    163,187.17x = 244,305.31 × 121,253.13
  4. Step 4: Simplify right side
    163,187.17x = 29,622,783,513.12
  5. Step 5: Solve for x
    x = 29,622,783,513.12/163,187.17
  6. Step 6: Final answer
    x = 181,526.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.