Home / 75,846.04-104,646.54-48,989.68

Finding the Fourth Proportional to 75,846.04, 104,646.54 and 48,989.68

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Solution

The fourth proportional to 75,846.04, 104,646.54 and 48,989.68 is: 67,592.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,846.04 : 104,646.54 = 48,989.68 : x
  2. Step 2: Convert to fraction form
    75,846.04/104,646.54 = 48,989.68/x
  3. Step 3: Cross multiply
    75,846.04x = 104,646.54 × 48,989.68
  4. Step 4: Simplify right side
    75,846.04x = 5,126,600,507.71
  5. Step 5: Solve for x
    x = 5,126,600,507.71/75,846.04
  6. Step 6: Final answer
    x = 67,592.20

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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.