Home / 66,925.44-92,341.62-40,057.74

Finding the Fourth Proportional to 66,925.44, 92,341.62 and 40,057.74

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Solution

The fourth proportional to 66,925.44, 92,341.62 and 40,057.74 is: 55,270.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,925.44 : 92,341.62 = 40,057.74 : x
  2. Step 2: Convert to fraction form
    66,925.44/92,341.62 = 40,057.74/x
  3. Step 3: Cross multiply
    66,925.44x = 92,341.62 × 40,057.74
  4. Step 4: Simplify right side
    66,925.44x = 3,698,996,605.14
  5. Step 5: Solve for x
    x = 3,698,996,605.14/66,925.44
  6. Step 6: Final answer
    x = 55,270.41

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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.