Home / 203,834.16-281,293.10-118,934.82

Finding the Fourth Proportional to 203,834.16, 281,293.10 and 118,934.82

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Solution

The fourth proportional to 203,834.16, 281,293.10 and 118,934.82 is: 164,131.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,834.16 : 281,293.10 = 118,934.82 : x
  2. Step 2: Convert to fraction form
    203,834.16/281,293.10 = 118,934.82/x
  3. Step 3: Cross multiply
    203,834.16x = 281,293.10 × 118,934.82
  4. Step 4: Simplify right side
    203,834.16x = 33,455,543,621.07
  5. Step 5: Solve for x
    x = 33,455,543,621.07/203,834.16
  6. Step 6: Final answer
    x = 164,131.19

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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.