Home / 68,345.46-94,316.81-40,051.13

Finding the Fourth Proportional to 68,345.46, 94,316.81 and 40,051.13

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Solution

The fourth proportional to 68,345.46, 94,316.81 and 40,051.13 is: 55,270.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,345.46 : 94,316.81 = 40,051.13 : x
  2. Step 2: Convert to fraction form
    68,345.46/94,316.81 = 40,051.13/x
  3. Step 3: Cross multiply
    68,345.46x = 94,316.81 × 40,051.13
  4. Step 4: Simplify right side
    68,345.46x = 3,777,494,146.66
  5. Step 5: Solve for x
    x = 3,777,494,146.66/68,345.46
  6. Step 6: Final answer
    x = 55,270.59

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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.