Home / 69,719.86-96,291.75-53,994.52

Finding the Fourth Proportional to 69,719.86, 96,291.75 and 53,994.52

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Solution

The fourth proportional to 69,719.86, 96,291.75 and 53,994.52 is: 74,573.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,719.86 : 96,291.75 = 53,994.52 : x
  2. Step 2: Convert to fraction form
    69,719.86/96,291.75 = 53,994.52/x
  3. Step 3: Cross multiply
    69,719.86x = 96,291.75 × 53,994.52
  4. Step 4: Simplify right side
    69,719.86x = 5,199,226,821.21
  5. Step 5: Solve for x
    x = 5,199,226,821.21/69,719.86
  6. Step 6: Final answer
    x = 74,573.11

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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.