Home / 52,434.74-78,589.64-30,202.07

Finding the Fourth Proportional to 52,434.74, 78,589.64 and 30,202.07

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Solution

The fourth proportional to 52,434.74, 78,589.64 and 30,202.07 is: 45,267.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,434.74 : 78,589.64 = 30,202.07 : x
  2. Step 2: Convert to fraction form
    52,434.74/78,589.64 = 30,202.07/x
  3. Step 3: Cross multiply
    52,434.74x = 78,589.64 × 30,202.07
  4. Step 4: Simplify right side
    52,434.74x = 2,373,569,491.11
  5. Step 5: Solve for x
    x = 2,373,569,491.11/52,434.74
  6. Step 6: Final answer
    x = 45,267.11

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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.