Home / 68,243.64-94,181.70-38,038.74

Finding the Fourth Proportional to 68,243.64, 94,181.70 and 38,038.74

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Solution

The fourth proportional to 68,243.64, 94,181.70 and 38,038.74 is: 52,496.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,243.64 : 94,181.70 = 38,038.74 : x
  2. Step 2: Convert to fraction form
    68,243.64/94,181.70 = 38,038.74/x
  3. Step 3: Cross multiply
    68,243.64x = 94,181.70 × 38,038.74
  4. Step 4: Simplify right side
    68,243.64x = 3,582,553,199.06
  5. Step 5: Solve for x
    x = 3,582,553,199.06/68,243.64
  6. Step 6: Final answer
    x = 52,496.51

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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.