Home / 67,529.30-93,168.02-40,661.60

Finding the Fourth Proportional to 67,529.30, 93,168.02 and 40,661.60

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Solution

The fourth proportional to 67,529.30, 93,168.02 and 40,661.60 is: 56,099.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,529.30 : 93,168.02 = 40,661.60 : x
  2. Step 2: Convert to fraction form
    67,529.30/93,168.02 = 40,661.60/x
  3. Step 3: Cross multiply
    67,529.30x = 93,168.02 × 40,661.60
  4. Step 4: Simplify right side
    67,529.30x = 3,788,360,397.85
  5. Step 5: Solve for x
    x = 3,788,360,397.85/67,529.30
  6. Step 6: Final answer
    x = 56,099.51

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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.