Home / 67,638.80-93,344.29-37,423.63

Finding the Fourth Proportional to 67,638.80, 93,344.29 and 37,423.63

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Solution

The fourth proportional to 67,638.80, 93,344.29 and 37,423.63 is: 51,646.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,638.80 : 93,344.29 = 37,423.63 : x
  2. Step 2: Convert to fraction form
    67,638.80/93,344.29 = 37,423.63/x
  3. Step 3: Cross multiply
    67,638.80x = 93,344.29 × 37,423.63
  4. Step 4: Simplify right side
    67,638.80x = 3,493,282,171.57
  5. Step 5: Solve for x
    x = 3,493,282,171.57/67,638.80
  6. Step 6: Final answer
    x = 51,646.13

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1.5x scale

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.