Home / 68,649.02-94,735.88-38,435.62

Finding the Fourth Proportional to 68,649.02, 94,735.88 and 38,435.62

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Solution

The fourth proportional to 68,649.02, 94,735.88 and 38,435.62 is: 53,041.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,649.02 : 94,735.88 = 38,435.62 : x
  2. Step 2: Convert to fraction form
    68,649.02/94,735.88 = 38,435.62/x
  3. Step 3: Cross multiply
    68,649.02x = 94,735.88 × 38,435.62
  4. Step 4: Simplify right side
    68,649.02x = 3,641,232,284.05
  5. Step 5: Solve for x
    x = 3,641,232,284.05/68,649.02
  6. Step 6: Final answer
    x = 53,041.29

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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.