Home / 67,292.37-92,866.50-40,447.35

Finding the Fourth Proportional to 67,292.37, 92,866.50 and 40,447.35

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Solution

The fourth proportional to 67,292.37, 92,866.50 and 40,447.35 is: 55,819.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,292.37 : 92,866.50 = 40,447.35 : x
  2. Step 2: Convert to fraction form
    67,292.37/92,866.50 = 40,447.35/x
  3. Step 3: Cross multiply
    67,292.37x = 92,866.50 × 40,447.35
  4. Step 4: Simplify right side
    67,292.37x = 3,756,203,828.78
  5. Step 5: Solve for x
    x = 3,756,203,828.78/67,292.37
  6. Step 6: Final answer
    x = 55,819.16

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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.