Home / 94,190.97-129,982.95-56,465.22

Finding the Fourth Proportional to 94,190.97, 129,982.95 and 56,465.22

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Solution

The fourth proportional to 94,190.97, 129,982.95 and 56,465.22 is: 77,921.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,190.97 : 129,982.95 = 56,465.22 : x
  2. Step 2: Convert to fraction form
    94,190.97/129,982.95 = 56,465.22/x
  3. Step 3: Cross multiply
    94,190.97x = 129,982.95 × 56,465.22
  4. Step 4: Simplify right side
    94,190.97x = 7,339,515,868.00
  5. Step 5: Solve for x
    x = 7,339,515,868.00/94,190.97
  6. Step 6: Final answer
    x = 77,921.65

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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.