Home / 130,971.11-196,292.28-56,003.08

Finding the Fourth Proportional to 130,971.11, 196,292.28 and 56,003.08

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Solution

The fourth proportional to 130,971.11, 196,292.28 and 56,003.08 is: 83,934.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,971.11 : 196,292.28 = 56,003.08 : x
  2. Step 2: Convert to fraction form
    130,971.11/196,292.28 = 56,003.08/x
  3. Step 3: Cross multiply
    130,971.11x = 196,292.28 × 56,003.08
  4. Step 4: Simplify right side
    130,971.11x = 10,992,971,979.50
  5. Step 5: Solve for x
    x = 10,992,971,979.50/130,971.11
  6. Step 6: Final answer
    x = 83,934.33

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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.