Home / 71,291.58-106,641.93-64,796.19

Finding the Fourth Proportional to 71,291.58, 106,641.93 and 64,796.19

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Solution

The fourth proportional to 71,291.58, 106,641.93 and 64,796.19 is: 96,925.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,291.58 : 106,641.93 = 64,796.19 : x
  2. Step 2: Convert to fraction form
    71,291.58/106,641.93 = 64,796.19/x
  3. Step 3: Cross multiply
    71,291.58x = 106,641.93 × 64,796.19
  4. Step 4: Simplify right side
    71,291.58x = 6,909,990,758.25
  5. Step 5: Solve for x
    x = 6,909,990,758.25/71,291.58
  6. Step 6: Final answer
    x = 96,925.76

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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.