Home / 155,206.97-232,599.94-70,862.58

Finding the Fourth Proportional to 155,206.97, 232,599.94 and 70,862.58

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Solution

The fourth proportional to 155,206.97, 232,599.94 and 70,862.58 is: 106,197.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,206.97 : 232,599.94 = 70,862.58 : x
  2. Step 2: Convert to fraction form
    155,206.97/232,599.94 = 70,862.58/x
  3. Step 3: Cross multiply
    155,206.97x = 232,599.94 × 70,862.58
  4. Step 4: Simplify right side
    155,206.97x = 16,482,631,679.09
  5. Step 5: Solve for x
    x = 16,482,631,679.09/155,206.97
  6. Step 6: Final answer
    x = 106,197.76

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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.