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Finding the Fourth Proportional to 73,778.24, 101,814.24 and 41,957.60

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Solution

The fourth proportional to 73,778.24, 101,814.24 and 41,957.60 is: 57,901.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,778.24 : 101,814.24 = 41,957.60 : x
  2. Step 2: Convert to fraction form
    73,778.24/101,814.24 = 41,957.60/x
  3. Step 3: Cross multiply
    73,778.24x = 101,814.24 × 41,957.60
  4. Step 4: Simplify right side
    73,778.24x = 4,271,881,156.22
  5. Step 5: Solve for x
    x = 4,271,881,156.22/73,778.24
  6. Step 6: Final answer
    x = 57,901.64

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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.