Home / 67,847.02-93,632.56-40,989.24

Finding the Fourth Proportional to 67,847.02, 93,632.56 and 40,989.24

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Solution

The fourth proportional to 67,847.02, 93,632.56 and 40,989.24 is: 56,567.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,847.02 : 93,632.56 = 40,989.24 : x
  2. Step 2: Convert to fraction form
    67,847.02/93,632.56 = 40,989.24/x
  3. Step 3: Cross multiply
    67,847.02x = 93,632.56 × 40,989.24
  4. Step 4: Simplify right side
    67,847.02x = 3,837,927,371.18
  5. Step 5: Solve for x
    x = 3,837,927,371.18/67,847.02
  6. Step 6: Final answer
    x = 56,567.37

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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.