Home / 67,065.04-92,549.82-38,770.84

Finding the Fourth Proportional to 67,065.04, 92,549.82 and 38,770.84

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Solution

The fourth proportional to 67,065.04, 92,549.82 and 38,770.84 is: 53,503.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,065.04 : 92,549.82 = 38,770.84 : x
  2. Step 2: Convert to fraction form
    67,065.04/92,549.82 = 38,770.84/x
  3. Step 3: Cross multiply
    67,065.04x = 92,549.82 × 38,770.84
  4. Step 4: Simplify right side
    67,065.04x = 3,588,234,263.25
  5. Step 5: Solve for x
    x = 3,588,234,263.25/67,065.04
  6. Step 6: Final answer
    x = 53,503.80

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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.