Home / 67,729.07-93,466.80-40,866.39

Finding the Fourth Proportional to 67,729.07, 93,466.80 and 40,866.39

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Solution

The fourth proportional to 67,729.07, 93,466.80 and 40,866.39 is: 56,396.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,729.07 : 93,466.80 = 40,866.39 : x
  2. Step 2: Convert to fraction form
    67,729.07/93,466.80 = 40,866.39/x
  3. Step 3: Cross multiply
    67,729.07x = 93,466.80 × 40,866.39
  4. Step 4: Simplify right side
    67,729.07x = 3,819,650,700.85
  5. Step 5: Solve for x
    x = 3,819,650,700.85/67,729.07
  6. Step 6: Final answer
    x = 56,396.03

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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.