Home / 344,981.03-517,435.14-92,287.02

Finding the Fourth Proportional to 344,981.03, 517,435.14 and 92,287.02

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Solution

The fourth proportional to 344,981.03, 517,435.14 and 92,287.02 is: 138,420.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,981.03 : 517,435.14 = 92,287.02 : x
  2. Step 2: Convert to fraction form
    344,981.03/517,435.14 = 92,287.02/x
  3. Step 3: Cross multiply
    344,981.03x = 517,435.14 × 92,287.02
  4. Step 4: Simplify right side
    344,981.03x = 47,752,547,113.88
  5. Step 5: Solve for x
    x = 47,752,547,113.88/344,981.03
  6. Step 6: Final answer
    x = 138,420.79

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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.