Home / 67,900.12-93,701.84-37,685.80

Finding the Fourth Proportional to 67,900.12, 93,701.84 and 37,685.80

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Solution

The fourth proportional to 67,900.12, 93,701.84 and 37,685.80 is: 52,006.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,900.12 : 93,701.84 = 37,685.80 : x
  2. Step 2: Convert to fraction form
    67,900.12/93,701.84 = 37,685.80/x
  3. Step 3: Cross multiply
    67,900.12x = 93,701.84 × 37,685.80
  4. Step 4: Simplify right side
    67,900.12x = 3,531,228,801.87
  5. Step 5: Solve for x
    x = 3,531,228,801.87/67,900.12
  6. Step 6: Final answer
    x = 52,006.22

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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.