Home / 48,420.64-72,570.48-27,359.20

Finding the Fourth Proportional to 48,420.64, 72,570.48 and 27,359.20

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Solution

The fourth proportional to 48,420.64, 72,570.48 and 27,359.20 is: 41,004.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,420.64 : 72,570.48 = 27,359.20 : x
  2. Step 2: Convert to fraction form
    48,420.64/72,570.48 = 27,359.20/x
  3. Step 3: Cross multiply
    48,420.64x = 72,570.48 × 27,359.20
  4. Step 4: Simplify right side
    48,420.64x = 1,985,470,276.42
  5. Step 5: Solve for x
    x = 1,985,470,276.42/48,420.64
  6. Step 6: Final answer
    x = 41,004.63

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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.