Home / 75,826.54-104,619.63-48,970.18

Finding the Fourth Proportional to 75,826.54, 104,619.63 and 48,970.18

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Solution

The fourth proportional to 75,826.54, 104,619.63 and 48,970.18 is: 67,565.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,826.54 : 104,619.63 = 48,970.18 : x
  2. Step 2: Convert to fraction form
    75,826.54/104,619.63 = 48,970.18/x
  3. Step 3: Cross multiply
    75,826.54x = 104,619.63 × 48,970.18
  4. Step 4: Simplify right side
    75,826.54x = 5,123,242,112.63
  5. Step 5: Solve for x
    x = 5,123,242,112.63/75,826.54
  6. Step 6: Final answer
    x = 67,565.29

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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.