Home / 68,699.64-94,803.85-38,486.23

Finding the Fourth Proportional to 68,699.64, 94,803.85 and 38,486.23

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Solution

The fourth proportional to 68,699.64, 94,803.85 and 38,486.23 is: 53,110.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,699.64 : 94,803.85 = 38,486.23 : x
  2. Step 2: Convert to fraction form
    68,699.64/94,803.85 = 38,486.23/x
  3. Step 3: Cross multiply
    68,699.64x = 94,803.85 × 38,486.23
  4. Step 4: Simplify right side
    68,699.64x = 3,648,642,726.11
  5. Step 5: Solve for x
    x = 3,648,642,726.11/68,699.64
  6. Step 6: Final answer
    x = 53,110.07

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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.