Home / 51,409.56-76,901.10-48,260.28

Finding the Fourth Proportional to 51,409.56, 76,901.10 and 48,260.28

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Solution

The fourth proportional to 51,409.56, 76,901.10 and 48,260.28 is: 72,190.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,409.56 : 76,901.10 = 48,260.28 : x
  2. Step 2: Convert to fraction form
    51,409.56/76,901.10 = 48,260.28/x
  3. Step 3: Cross multiply
    51,409.56x = 76,901.10 × 48,260.28
  4. Step 4: Simplify right side
    51,409.56x = 3,711,268,618.31
  5. Step 5: Solve for x
    x = 3,711,268,618.31/51,409.56
  6. Step 6: Final answer
    x = 72,190.24

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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.