Home / 48,629.15-67,130.63-34,300.65

Finding the Fourth Proportional to 48,629.15, 67,130.63 and 34,300.65

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Solution

The fourth proportional to 48,629.15, 67,130.63 and 34,300.65 is: 47,350.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,629.15 : 67,130.63 = 34,300.65 : x
  2. Step 2: Convert to fraction form
    48,629.15/67,130.63 = 34,300.65/x
  3. Step 3: Cross multiply
    48,629.15x = 67,130.63 × 34,300.65
  4. Step 4: Simplify right side
    48,629.15x = 2,302,624,072.41
  5. Step 5: Solve for x
    x = 2,302,624,072.41/48,629.15
  6. Step 6: Final answer
    x = 47,350.70

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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.