Home / 68,015.49-93,856.48-42,533.29

Finding the Fourth Proportional to 68,015.49, 93,856.48 and 42,533.29

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Solution

The fourth proportional to 68,015.49, 93,856.48 and 42,533.29 is: 58,692.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,015.49 : 93,856.48 = 42,533.29 : x
  2. Step 2: Convert to fraction form
    68,015.49/93,856.48 = 42,533.29/x
  3. Step 3: Cross multiply
    68,015.49x = 93,856.48 × 42,533.29
  4. Step 4: Simplify right side
    68,015.49x = 3,992,024,882.22
  5. Step 5: Solve for x
    x = 3,992,024,882.22/68,015.49
  6. Step 6: Final answer
    x = 58,692.88

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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.