Home / 48,415.55-72,557.64-23,405.78

Finding the Fourth Proportional to 48,415.55, 72,557.64 and 23,405.78

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Solution

The fourth proportional to 48,415.55, 72,557.64 and 23,405.78 is: 35,076.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,415.55 : 72,557.64 = 23,405.78 : x
  2. Step 2: Convert to fraction form
    48,415.55/72,557.64 = 23,405.78/x
  3. Step 3: Cross multiply
    48,415.55x = 72,557.64 × 23,405.78
  4. Step 4: Simplify right side
    48,415.55x = 1,698,268,340.55
  5. Step 5: Solve for x
    x = 1,698,268,340.55/48,415.55
  6. Step 6: Final answer
    x = 35,076.92

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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.