Home / 142,464.06-213,617.22-58,283.40

Finding the Fourth Proportional to 142,464.06, 213,617.22 and 58,283.40

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Solution

The fourth proportional to 142,464.06, 213,617.22 and 58,283.40 is: 87,392.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,464.06 : 213,617.22 = 58,283.40 : x
  2. Step 2: Convert to fraction form
    142,464.06/213,617.22 = 58,283.40/x
  3. Step 3: Cross multiply
    142,464.06x = 213,617.22 × 58,283.40
  4. Step 4: Simplify right side
    142,464.06x = 12,450,337,880.15
  5. Step 5: Solve for x
    x = 12,450,337,880.15/142,464.06
  6. Step 6: Final answer
    x = 87,392.83

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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.