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Finding the Fourth Proportional to 58,923.72, 88,352.64 and 19,470.24

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Solution

The fourth proportional to 58,923.72, 88,352.64 and 19,470.24 is: 29,194.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,923.72 : 88,352.64 = 19,470.24 : x
  2. Step 2: Convert to fraction form
    58,923.72/88,352.64 = 19,470.24/x
  3. Step 3: Cross multiply
    58,923.72x = 88,352.64 × 19,470.24
  4. Step 4: Simplify right side
    58,923.72x = 1,720,247,105.43
  5. Step 5: Solve for x
    x = 1,720,247,105.43/58,923.72
  6. Step 6: Final answer
    x = 29,194.48

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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.