Home / 67,734.60-93,484.40-40,880.92

Finding the Fourth Proportional to 67,734.60, 93,484.40 and 40,880.92

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Solution

The fourth proportional to 67,734.60, 93,484.40 and 40,880.92 is: 56,422.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,734.60 : 93,484.40 = 40,880.92 : x
  2. Step 2: Convert to fraction form
    67,734.60/93,484.40 = 40,880.92/x
  3. Step 3: Cross multiply
    67,734.60x = 93,484.40 × 40,880.92
  4. Step 4: Simplify right side
    67,734.60x = 3,821,728,277.65
  5. Step 5: Solve for x
    x = 3,821,728,277.65/67,734.60
  6. Step 6: Final answer
    x = 56,422.10

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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.