Home / 130,805.16-196,171.85-36,013.10

Finding the Fourth Proportional to 130,805.16, 196,171.85 and 36,013.10

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Solution

The fourth proportional to 130,805.16, 196,171.85 and 36,013.10 is: 54,009.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,805.16 : 196,171.85 = 36,013.10 : x
  2. Step 2: Convert to fraction form
    130,805.16/196,171.85 = 36,013.10/x
  3. Step 3: Cross multiply
    130,805.16x = 196,171.85 × 36,013.10
  4. Step 4: Simplify right side
    130,805.16x = 7,064,755,290.31
  5. Step 5: Solve for x
    x = 7,064,755,290.31/130,805.16
  6. Step 6: Final answer
    x = 54,009.76

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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.