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Finding the Fourth Proportional to 77,553.72, 116,330.64 and 24,963.20

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Solution

The fourth proportional to 77,553.72, 116,330.64 and 24,963.20 is: 37,444.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,553.72 : 116,330.64 = 24,963.20 : x
  2. Step 2: Convert to fraction form
    77,553.72/116,330.64 = 24,963.20/x
  3. Step 3: Cross multiply
    77,553.72x = 116,330.64 × 24,963.20
  4. Step 4: Simplify right side
    77,553.72x = 2,903,985,032.45
  5. Step 5: Solve for x
    x = 2,903,985,032.45/77,553.72
  6. Step 6: Final answer
    x = 37,444.82

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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.