Home / 66,532.20-91,813.63-37,851.79

Finding the Fourth Proportional to 66,532.20, 91,813.63 and 37,851.79

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Solution

The fourth proportional to 66,532.20, 91,813.63 and 37,851.79 is: 52,235.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,532.20 : 91,813.63 = 37,851.79 : x
  2. Step 2: Convert to fraction form
    66,532.20/91,813.63 = 37,851.79/x
  3. Step 3: Cross multiply
    66,532.20x = 91,813.63 × 37,851.79
  4. Step 4: Simplify right side
    66,532.20x = 3,475,309,823.10
  5. Step 5: Solve for x
    x = 3,475,309,823.10/66,532.20
  6. Step 6: Final answer
    x = 52,235.01

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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.