Home / 81,017.02-111,826.96-47,033.14

Finding the Fourth Proportional to 81,017.02, 111,826.96 and 47,033.14

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Solution

The fourth proportional to 81,017.02, 111,826.96 and 47,033.14 is: 64,919.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,017.02 : 111,826.96 = 47,033.14 : x
  2. Step 2: Convert to fraction form
    81,017.02/111,826.96 = 47,033.14/x
  3. Step 3: Cross multiply
    81,017.02x = 111,826.96 × 47,033.14
  4. Step 4: Simplify right side
    81,017.02x = 5,259,572,830.29
  5. Step 5: Solve for x
    x = 5,259,572,830.29/81,017.02
  6. Step 6: Final answer
    x = 64,919.36

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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.