Home / 43,280.18-64,951.02-16,984.92

Finding the Fourth Proportional to 43,280.18, 64,951.02 and 16,984.92

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Solution

The fourth proportional to 43,280.18, 64,951.02 and 16,984.92 is: 25,489.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,280.18 : 64,951.02 = 16,984.92 : x
  2. Step 2: Convert to fraction form
    43,280.18/64,951.02 = 16,984.92/x
  3. Step 3: Cross multiply
    43,280.18x = 64,951.02 × 16,984.92
  4. Step 4: Simplify right side
    43,280.18x = 1,103,187,878.62
  5. Step 5: Solve for x
    x = 1,103,187,878.62/43,280.18
  6. Step 6: Final answer
    x = 25,489.45

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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.