Home / 68,380.13-94,368.27-40,094.93

Finding the Fourth Proportional to 68,380.13, 94,368.27 and 40,094.93

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Solution

The fourth proportional to 68,380.13, 94,368.27 and 40,094.93 is: 55,333.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,380.13 : 94,368.27 = 40,094.93 : x
  2. Step 2: Convert to fraction form
    68,380.13/94,368.27 = 40,094.93/x
  3. Step 3: Cross multiply
    68,380.13x = 94,368.27 × 40,094.93
  4. Step 4: Simplify right side
    68,380.13x = 3,783,688,708.03
  5. Step 5: Solve for x
    x = 3,783,688,708.03/68,380.13
  6. Step 6: Final answer
    x = 55,333.16

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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.