Home / 83,155.02-124,784.37-48,163.02

Finding the Fourth Proportional to 83,155.02, 124,784.37 and 48,163.02

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Solution

The fourth proportional to 83,155.02, 124,784.37 and 48,163.02 is: 72,274.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,155.02 : 124,784.37 = 48,163.02 : x
  2. Step 2: Convert to fraction form
    83,155.02/124,784.37 = 48,163.02/x
  3. Step 3: Cross multiply
    83,155.02x = 124,784.37 × 48,163.02
  4. Step 4: Simplify right side
    83,155.02x = 6,009,992,108.00
  5. Step 5: Solve for x
    x = 6,009,992,108.00/83,155.02
  6. Step 6: Final answer
    x = 72,274.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.