Home / 150,934.32-208,281.24-83,862

Finding the Fourth Proportional to 150,934.32, 208,281.24 and 83,862

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Solution

The fourth proportional to 150,934.32, 208,281.24 and 83,862 is: 115,725.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,934.32 : 208,281.24 = 83,862 : x
  2. Step 2: Convert to fraction form
    150,934.32/208,281.24 = 83,862/x
  3. Step 3: Cross multiply
    150,934.32x = 208,281.24 × 83,862
  4. Step 4: Simplify right side
    150,934.32x = 17,466,881,348.88
  5. Step 5: Solve for x
    x = 17,466,881,348.88/150,934.32
  6. Step 6: Final answer
    x = 115,725.05

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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.