Home / 131,399.08-197,111.52-35,335.10

Finding the Fourth Proportional to 131,399.08, 197,111.52 and 35,335.10

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Solution

The fourth proportional to 131,399.08, 197,111.52 and 35,335.10 is: 53,006.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,399.08 : 197,111.52 = 35,335.10 : x
  2. Step 2: Convert to fraction form
    131,399.08/197,111.52 = 35,335.10/x
  3. Step 3: Cross multiply
    131,399.08x = 197,111.52 × 35,335.10
  4. Step 4: Simplify right side
    131,399.08x = 6,964,955,270.35
  5. Step 5: Solve for x
    x = 6,964,955,270.35/131,399.08
  6. Step 6: Final answer
    x = 53,006.12

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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.