Home / 67,400.61-93,012.26-37,186.20

Finding the Fourth Proportional to 67,400.61, 93,012.26 and 37,186.20

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Solution

The fourth proportional to 67,400.61, 93,012.26 and 37,186.20 is: 51,316.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,400.61 : 93,012.26 = 37,186.20 : x
  2. Step 2: Convert to fraction form
    67,400.61/93,012.26 = 37,186.20/x
  3. Step 3: Cross multiply
    67,400.61x = 93,012.26 × 37,186.20
  4. Step 4: Simplify right side
    67,400.61x = 3,458,772,316.88
  5. Step 5: Solve for x
    x = 3,458,772,316.88/67,400.61
  6. Step 6: Final answer
    x = 51,316.63

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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.