Home / 83,016.07-114,561.63-47,206.08

Finding the Fourth Proportional to 83,016.07, 114,561.63 and 47,206.08

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Solution

The fourth proportional to 83,016.07, 114,561.63 and 47,206.08 is: 65,144.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,016.07 : 114,561.63 = 47,206.08 : x
  2. Step 2: Convert to fraction form
    83,016.07/114,561.63 = 47,206.08/x
  3. Step 3: Cross multiply
    83,016.07x = 114,561.63 × 47,206.08
  4. Step 4: Simplify right side
    83,016.07x = 5,408,005,470.71
  5. Step 5: Solve for x
    x = 5,408,005,470.71/83,016.07
  6. Step 6: Final answer
    x = 65,144.08

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1.5x scale

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.