Home / 60,055.20-90,094.08-20,617.92

Finding the Fourth Proportional to 60,055.20, 90,094.08 and 20,617.92

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Solution

The fourth proportional to 60,055.20, 90,094.08 and 20,617.92 is: 30,930.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,055.20 : 90,094.08 = 20,617.92 : x
  2. Step 2: Convert to fraction form
    60,055.20/90,094.08 = 20,617.92/x
  3. Step 3: Cross multiply
    60,055.20x = 90,094.08 × 20,617.92
  4. Step 4: Simplify right side
    60,055.20x = 1,857,552,533.91
  5. Step 5: Solve for x
    x = 1,857,552,533.91/60,055.20
  6. Step 6: Final answer
    x = 30,930.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.