Home / 64,539.53-89,066.52-39,050.57

Finding the Fourth Proportional to 64,539.53, 89,066.52 and 39,050.57

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Solution

The fourth proportional to 64,539.53, 89,066.52 and 39,050.57 is: 53,890.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,539.53 : 89,066.52 = 39,050.57 : x
  2. Step 2: Convert to fraction form
    64,539.53/89,066.52 = 39,050.57/x
  3. Step 3: Cross multiply
    64,539.53x = 89,066.52 × 39,050.57
  4. Step 4: Simplify right side
    64,539.53x = 3,478,098,596.58
  5. Step 5: Solve for x
    x = 3,478,098,596.58/64,539.53
  6. Step 6: Final answer
    x = 53,890.98

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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.