Home / 76,280.68-114,421.02-29,533.55

Finding the Fourth Proportional to 76,280.68, 114,421.02 and 29,533.55

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Solution

The fourth proportional to 76,280.68, 114,421.02 and 29,533.55 is: 44,300.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,280.68 : 114,421.02 = 29,533.55 : x
  2. Step 2: Convert to fraction form
    76,280.68/114,421.02 = 29,533.55/x
  3. Step 3: Cross multiply
    76,280.68x = 114,421.02 × 29,533.55
  4. Step 4: Simplify right side
    76,280.68x = 3,379,259,201.27
  5. Step 5: Solve for x
    x = 3,379,259,201.27/76,280.68
  6. Step 6: Final answer
    x = 44,300.33

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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.