Home / 67,632.59-93,362.87-40,418.28

Finding the Fourth Proportional to 67,632.59, 93,362.87 and 40,418.28

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Solution

The fourth proportional to 67,632.59, 93,362.87 and 40,418.28 is: 55,795.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,632.59 : 93,362.87 = 40,418.28 : x
  2. Step 2: Convert to fraction form
    67,632.59/93,362.87 = 40,418.28/x
  3. Step 3: Cross multiply
    67,632.59x = 93,362.87 × 40,418.28
  4. Step 4: Simplify right side
    67,632.59x = 3,773,566,722.31
  5. Step 5: Solve for x
    x = 3,773,566,722.31/67,632.59
  6. Step 6: Final answer
    x = 55,795.09

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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.