Home / 35,277.02-48,683.08-20,171.06

Finding the Fourth Proportional to 35,277.02, 48,683.08 and 20,171.06

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Solution

The fourth proportional to 35,277.02, 48,683.08 and 20,171.06 is: 27,836.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,277.02 : 48,683.08 = 20,171.06 : x
  2. Step 2: Convert to fraction form
    35,277.02/48,683.08 = 20,171.06/x
  3. Step 3: Cross multiply
    35,277.02x = 48,683.08 × 20,171.06
  4. Step 4: Simplify right side
    35,277.02x = 981,989,327.66
  5. Step 5: Solve for x
    x = 981,989,327.66/35,277.02
  6. Step 6: Final answer
    x = 27,836.52

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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.