Home / 140,937.16-194,555.30-98,661.64

Finding the Fourth Proportional to 140,937.16, 194,555.30 and 98,661.64

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Solution

The fourth proportional to 140,937.16, 194,555.30 and 98,661.64 is: 136,196.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,937.16 : 194,555.30 = 98,661.64 : x
  2. Step 2: Convert to fraction form
    140,937.16/194,555.30 = 98,661.64/x
  3. Step 3: Cross multiply
    140,937.16x = 194,555.30 × 98,661.64
  4. Step 4: Simplify right side
    140,937.16x = 19,195,144,968.69
  5. Step 5: Solve for x
    x = 19,195,144,968.69/140,937.16
  6. Step 6: Final answer
    x = 136,196.48

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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.