Home / 196,108.72-294,044.28-88,018.32

Finding the Fourth Proportional to 196,108.72, 294,044.28 and 88,018.32

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Solution

The fourth proportional to 196,108.72, 294,044.28 and 88,018.32 is: 131,974.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,108.72 : 294,044.28 = 88,018.32 : x
  2. Step 2: Convert to fraction form
    196,108.72/294,044.28 = 88,018.32/x
  3. Step 3: Cross multiply
    196,108.72x = 294,044.28 × 88,018.32
  4. Step 4: Simplify right side
    196,108.72x = 25,881,283,531.21
  5. Step 5: Solve for x
    x = 25,881,283,531.21/196,108.72
  6. Step 6: Final answer
    x = 131,974.16

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1.5x scale

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.