Home / 60,298.08-83,239.92-40,188.48

Finding the Fourth Proportional to 60,298.08, 83,239.92 and 40,188.48

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Solution

The fourth proportional to 60,298.08, 83,239.92 and 40,188.48 is: 55,479.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,298.08 : 83,239.92 = 40,188.48 : x
  2. Step 2: Convert to fraction form
    60,298.08/83,239.92 = 40,188.48/x
  3. Step 3: Cross multiply
    60,298.08x = 83,239.92 × 40,188.48
  4. Step 4: Simplify right side
    60,298.08x = 3,345,285,860.12
  5. Step 5: Solve for x
    x = 3,345,285,860.12/60,298.08
  6. Step 6: Final answer
    x = 55,479.14

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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.