Home / 178,690.06-246,581.09-98,117.20

Finding the Fourth Proportional to 178,690.06, 246,581.09 and 98,117.20

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Solution

The fourth proportional to 178,690.06, 246,581.09 and 98,117.20 is: 135,395.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,690.06 : 246,581.09 = 98,117.20 : x
  2. Step 2: Convert to fraction form
    178,690.06/246,581.09 = 98,117.20/x
  3. Step 3: Cross multiply
    178,690.06x = 246,581.09 × 98,117.20
  4. Step 4: Simplify right side
    178,690.06x = 24,193,845,633.16
  5. Step 5: Solve for x
    x = 24,193,845,633.16/178,690.06
  6. Step 6: Final answer
    x = 135,395.59

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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.