Home / 61,829.20-92,772.60-32,280.40

Finding the Fourth Proportional to 61,829.20, 92,772.60 and 32,280.40

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Solution

The fourth proportional to 61,829.20, 92,772.60 and 32,280.40 is: 48,435.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,829.20 : 92,772.60 = 32,280.40 : x
  2. Step 2: Convert to fraction form
    61,829.20/92,772.60 = 32,280.40/x
  3. Step 3: Cross multiply
    61,829.20x = 92,772.60 × 32,280.40
  4. Step 4: Simplify right side
    61,829.20x = 2,994,736,637.04
  5. Step 5: Solve for x
    x = 2,994,736,637.04/61,829.20
  6. Step 6: Final answer
    x = 48,435.64

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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.