Home / 99,259.02-148,893.39-40,087.31

Finding the Fourth Proportional to 99,259.02, 148,893.39 and 40,087.31

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Solution

The fourth proportional to 99,259.02, 148,893.39 and 40,087.31 is: 60,132.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,259.02 : 148,893.39 = 40,087.31 : x
  2. Step 2: Convert to fraction form
    99,259.02/148,893.39 = 40,087.31/x
  3. Step 3: Cross multiply
    99,259.02x = 148,893.39 × 40,087.31
  4. Step 4: Simplify right side
    99,259.02x = 5,968,734,737.41
  5. Step 5: Solve for x
    x = 5,968,734,737.41/99,259.02
  6. Step 6: Final answer
    x = 60,132.92

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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.