Home / 151,266.64-208,752.99-83,286.94

Finding the Fourth Proportional to 151,266.64, 208,752.99 and 83,286.94

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Solution

The fourth proportional to 151,266.64, 208,752.99 and 83,286.94 is: 114,938.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,266.64 : 208,752.99 = 83,286.94 : x
  2. Step 2: Convert to fraction form
    151,266.64/208,752.99 = 83,286.94/x
  3. Step 3: Cross multiply
    151,266.64x = 208,752.99 × 83,286.94
  4. Step 4: Simplify right side
    151,266.64x = 17,386,397,752.95
  5. Step 5: Solve for x
    x = 17,386,397,752.95/151,266.64
  6. Step 6: Final answer
    x = 114,938.74

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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.