Home / 67,620.02-93,315.12-37,812.02

Finding the Fourth Proportional to 67,620.02, 93,315.12 and 37,812.02

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Solution

The fourth proportional to 67,620.02, 93,315.12 and 37,812.02 is: 52,180.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,620.02 : 93,315.12 = 37,812.02 : x
  2. Step 2: Convert to fraction form
    67,620.02/93,315.12 = 37,812.02/x
  3. Step 3: Cross multiply
    67,620.02x = 93,315.12 × 37,812.02
  4. Step 4: Simplify right side
    67,620.02x = 3,528,433,183.74
  5. Step 5: Solve for x
    x = 3,528,433,183.74/67,620.02
  6. Step 6: Final answer
    x = 52,180.30

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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.