Home / 68,365.91-94,345.17-38,152.51

Finding the Fourth Proportional to 68,365.91, 94,345.17 and 38,152.51

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Solution

The fourth proportional to 68,365.91, 94,345.17 and 38,152.51 is: 52,650.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,365.91 : 94,345.17 = 38,152.51 : x
  2. Step 2: Convert to fraction form
    68,365.91/94,345.17 = 38,152.51/x
  3. Step 3: Cross multiply
    68,365.91x = 94,345.17 × 38,152.51
  4. Step 4: Simplify right side
    68,365.91x = 3,599,505,041.88
  5. Step 5: Solve for x
    x = 3,599,505,041.88/68,365.91
  6. Step 6: Final answer
    x = 52,650.58

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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.