Home / 48,327.64-66,756.02-40,287.56

Finding the Fourth Proportional to 48,327.64, 66,756.02 and 40,287.56

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Solution

The fourth proportional to 48,327.64, 66,756.02 and 40,287.56 is: 55,650.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,327.64 : 66,756.02 = 40,287.56 : x
  2. Step 2: Convert to fraction form
    48,327.64/66,756.02 = 40,287.56/x
  3. Step 3: Cross multiply
    48,327.64x = 66,756.02 × 40,287.56
  4. Step 4: Simplify right side
    48,327.64x = 2,689,437,161.11
  5. Step 5: Solve for x
    x = 2,689,437,161.11/48,327.64
  6. Step 6: Final answer
    x = 55,650.08

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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.