Home / 369,788.11-554,765.29-117,083.70

Finding the Fourth Proportional to 369,788.11, 554,765.29 and 117,083.70

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Solution

The fourth proportional to 369,788.11, 554,765.29 and 117,083.70 is: 175,651.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,788.11 : 554,765.29 = 117,083.70 : x
  2. Step 2: Convert to fraction form
    369,788.11/554,765.29 = 117,083.70/x
  3. Step 3: Cross multiply
    369,788.11x = 554,765.29 × 117,083.70
  4. Step 4: Simplify right side
    369,788.11x = 64,953,972,492.06
  5. Step 5: Solve for x
    x = 64,953,972,492.06/369,788.11
  6. Step 6: Final answer
    x = 175,651.87

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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.