Home / 215,362.14-297,194.46-118,565.19

Finding the Fourth Proportional to 215,362.14, 297,194.46 and 118,565.19

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Solution

The fourth proportional to 215,362.14, 297,194.46 and 118,565.19 is: 163,617.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,362.14 : 297,194.46 = 118,565.19 : x
  2. Step 2: Convert to fraction form
    215,362.14/297,194.46 = 118,565.19/x
  3. Step 3: Cross multiply
    215,362.14x = 297,194.46 × 118,565.19
  4. Step 4: Simplify right side
    215,362.14x = 35,236,917,616.85
  5. Step 5: Solve for x
    x = 35,236,917,616.85/215,362.14
  6. Step 6: Final answer
    x = 163,617.05

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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.