Home / 67,988.03-93,812.92-37,770.44

Finding the Fourth Proportional to 67,988.03, 93,812.92 and 37,770.44

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Solution

The fourth proportional to 67,988.03, 93,812.92 and 37,770.44 is: 52,117.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,988.03 : 93,812.92 = 37,770.44 : x
  2. Step 2: Convert to fraction form
    67,988.03/93,812.92 = 37,770.44/x
  3. Step 3: Cross multiply
    67,988.03x = 93,812.92 × 37,770.44
  4. Step 4: Simplify right side
    67,988.03x = 3,543,354,702.59
  5. Step 5: Solve for x
    x = 3,543,354,702.59/67,988.03
  6. Step 6: Final answer
    x = 52,117.34

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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.