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Finding the Fourth Proportional to 48,802.40, 73,203.60 and 27,807.20

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Solution

The fourth proportional to 48,802.40, 73,203.60 and 27,807.20 is: 41,710.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,802.40 : 73,203.60 = 27,807.20 : x
  2. Step 2: Convert to fraction form
    48,802.40/73,203.60 = 27,807.20/x
  3. Step 3: Cross multiply
    48,802.40x = 73,203.60 × 27,807.20
  4. Step 4: Simplify right side
    48,802.40x = 2,035,587,145.92
  5. Step 5: Solve for x
    x = 2,035,587,145.92/48,802.40
  6. Step 6: Final answer
    x = 41,710.80

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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.