Home / 43,750.79-60,355.08-28,636.79

Finding the Fourth Proportional to 43,750.79, 60,355.08 and 28,636.79

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Solution

The fourth proportional to 43,750.79, 60,355.08 and 28,636.79 is: 39,505.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,750.79 : 60,355.08 = 28,636.79 : x
  2. Step 2: Convert to fraction form
    43,750.79/60,355.08 = 28,636.79/x
  3. Step 3: Cross multiply
    43,750.79x = 60,355.08 × 28,636.79
  4. Step 4: Simplify right side
    43,750.79x = 1,728,375,751.39
  5. Step 5: Solve for x
    x = 1,728,375,751.39/43,750.79
  6. Step 6: Final answer
    x = 39,505.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.