Home / 74,177.50-111,280.20-29,807.77

Finding the Fourth Proportional to 74,177.50, 111,280.20 and 29,807.77

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Solution

The fourth proportional to 74,177.50, 111,280.20 and 29,807.77 is: 44,717.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,177.50 : 111,280.20 = 29,807.77 : x
  2. Step 2: Convert to fraction form
    74,177.50/111,280.20 = 29,807.77/x
  3. Step 3: Cross multiply
    74,177.50x = 111,280.20 × 29,807.77
  4. Step 4: Simplify right side
    74,177.50x = 3,317,014,607.15
  5. Step 5: Solve for x
    x = 3,317,014,607.15/74,177.50
  6. Step 6: Final answer
    x = 44,717.26

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1.5x scale

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.