Home / 59,875.20-89,885.70-30,277.80

Finding the Fourth Proportional to 59,875.20, 89,885.70 and 30,277.80

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Solution

The fourth proportional to 59,875.20, 89,885.70 and 30,277.80 is: 45,453.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,875.20 : 89,885.70 = 30,277.80 : x
  2. Step 2: Convert to fraction form
    59,875.20/89,885.70 = 30,277.80/x
  3. Step 3: Cross multiply
    59,875.20x = 89,885.70 × 30,277.80
  4. Step 4: Simplify right side
    59,875.20x = 2,721,541,247.46
  5. Step 5: Solve for x
    x = 2,721,541,247.46/59,875.20
  6. Step 6: Final answer
    x = 45,453.56

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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.