Home / 65,327.86-97,960.10-38,317.58

Finding the Fourth Proportional to 65,327.86, 97,960.10 and 38,317.58

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Solution

The fourth proportional to 65,327.86, 97,960.10 and 38,317.58 is: 57,457.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,327.86 : 97,960.10 = 38,317.58 : x
  2. Step 2: Convert to fraction form
    65,327.86/97,960.10 = 38,317.58/x
  3. Step 3: Cross multiply
    65,327.86x = 97,960.10 × 38,317.58
  4. Step 4: Simplify right side
    65,327.86x = 3,753,593,478.76
  5. Step 5: Solve for x
    x = 3,753,593,478.76/65,327.86
  6. Step 6: Final answer
    x = 57,457.77

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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.