Home / 98,363.79-147,693.29-56,291.38

Finding the Fourth Proportional to 98,363.79, 147,693.29 and 56,291.38

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Solution

The fourth proportional to 98,363.79, 147,693.29 and 56,291.38 is: 84,521.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,363.79 : 147,693.29 = 56,291.38 : x
  2. Step 2: Convert to fraction form
    98,363.79/147,693.29 = 56,291.38/x
  3. Step 3: Cross multiply
    98,363.79x = 147,693.29 × 56,291.38
  4. Step 4: Simplify right side
    98,363.79x = 8,313,858,460.15
  5. Step 5: Solve for x
    x = 8,313,858,460.15/98,363.79
  6. Step 6: Final answer
    x = 84,521.53

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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.