Home / 98,832.54-136,398.66-56,397.44

Finding the Fourth Proportional to 98,832.54, 136,398.66 and 56,397.44

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Solution

The fourth proportional to 98,832.54, 136,398.66 and 56,397.44 is: 77,834.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,832.54 : 136,398.66 = 56,397.44 : x
  2. Step 2: Convert to fraction form
    98,832.54/136,398.66 = 56,397.44/x
  3. Step 3: Cross multiply
    98,832.54x = 136,398.66 × 56,397.44
  4. Step 4: Simplify right side
    98,832.54x = 7,692,535,243.43
  5. Step 5: Solve for x
    x = 7,692,535,243.43/98,832.54
  6. Step 6: Final answer
    x = 77,834.03

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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.