Home / 59,931.11-89,951.88-30,369.89

Finding the Fourth Proportional to 59,931.11, 89,951.88 and 30,369.89

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Solution

The fourth proportional to 59,931.11, 89,951.88 and 30,369.89 is: 45,582.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,931.11 : 89,951.88 = 30,369.89 : x
  2. Step 2: Convert to fraction form
    59,931.11/89,951.88 = 30,369.89/x
  3. Step 3: Cross multiply
    59,931.11x = 89,951.88 × 30,369.89
  4. Step 4: Simplify right side
    59,931.11x = 2,731,828,700.89
  5. Step 5: Solve for x
    x = 2,731,828,700.89/59,931.11
  6. Step 6: Final answer
    x = 45,582.82

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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.