Home / 68,639.99-94,718.55-38,010.88

Finding the Fourth Proportional to 68,639.99, 94,718.55 and 38,010.88

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Solution

The fourth proportional to 68,639.99, 94,718.55 and 38,010.88 is: 52,452.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,639.99 : 94,718.55 = 38,010.88 : x
  2. Step 2: Convert to fraction form
    68,639.99/94,718.55 = 38,010.88/x
  3. Step 3: Cross multiply
    68,639.99x = 94,718.55 × 38,010.88
  4. Step 4: Simplify right side
    68,639.99x = 3,600,335,247.77
  5. Step 5: Solve for x
    x = 3,600,335,247.77/68,639.99
  6. Step 6: Final answer
    x = 52,452.45

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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.