Home / 66,596.13-91,901.19-36,380.67

Finding the Fourth Proportional to 66,596.13, 91,901.19 and 36,380.67

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Solution

The fourth proportional to 66,596.13, 91,901.19 and 36,380.67 is: 50,204.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,596.13 : 91,901.19 = 36,380.67 : x
  2. Step 2: Convert to fraction form
    66,596.13/91,901.19 = 36,380.67/x
  3. Step 3: Cross multiply
    66,596.13x = 91,901.19 × 36,380.67
  4. Step 4: Simplify right side
    66,596.13x = 3,343,426,866.00
  5. Step 5: Solve for x
    x = 3,343,426,866.00/66,596.13
  6. Step 6: Final answer
    x = 50,204.52

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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.