Home / 48,750.63-67,299.26-30,854.31

Finding the Fourth Proportional to 48,750.63, 67,299.26 and 30,854.31

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Solution

The fourth proportional to 48,750.63, 67,299.26 and 30,854.31 is: 42,593.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,750.63 : 67,299.26 = 30,854.31 : x
  2. Step 2: Convert to fraction form
    48,750.63/67,299.26 = 30,854.31/x
  3. Step 3: Cross multiply
    48,750.63x = 67,299.26 × 30,854.31
  4. Step 4: Simplify right side
    48,750.63x = 2,076,472,230.81
  5. Step 5: Solve for x
    x = 2,076,472,230.81/48,750.63
  6. Step 6: Final answer
    x = 42,593.75

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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.