Home / 66,158.50-91,298.23-35,944.07

Finding the Fourth Proportional to 66,158.50, 91,298.23 and 35,944.07

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Solution

The fourth proportional to 66,158.50, 91,298.23 and 35,944.07 is: 49,602.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,158.50 : 91,298.23 = 35,944.07 : x
  2. Step 2: Convert to fraction form
    66,158.50/91,298.23 = 35,944.07/x
  3. Step 3: Cross multiply
    66,158.50x = 91,298.23 × 35,944.07
  4. Step 4: Simplify right side
    66,158.50x = 3,281,629,876.54
  5. Step 5: Solve for x
    x = 3,281,629,876.54/66,158.50
  6. Step 6: Final answer
    x = 49,602.55

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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.