Home / 102,632.36-141,633.30-60,191.72

Finding the Fourth Proportional to 102,632.36, 141,633.30 and 60,191.72

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Solution

The fourth proportional to 102,632.36, 141,633.30 and 60,191.72 is: 83,064.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,632.36 : 141,633.30 = 60,191.72 : x
  2. Step 2: Convert to fraction form
    102,632.36/141,633.30 = 60,191.72/x
  3. Step 3: Cross multiply
    102,632.36x = 141,633.30 × 60,191.72
  4. Step 4: Simplify right side
    102,632.36x = 8,525,151,936.28
  5. Step 5: Solve for x
    x = 8,525,151,936.28/102,632.36
  6. Step 6: Final answer
    x = 83,064.95

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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.