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Finding the Fourth Proportional to 42,558.48, 58,722.48 and 23,695.56

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Solution

The fourth proportional to 42,558.48, 58,722.48 and 23,695.56 is: 32,695.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,558.48 : 58,722.48 = 23,695.56 : x
  2. Step 2: Convert to fraction form
    42,558.48/58,722.48 = 23,695.56/x
  3. Step 3: Cross multiply
    42,558.48x = 58,722.48 × 23,695.56
  4. Step 4: Simplify right side
    42,558.48x = 1,391,462,048.19
  5. Step 5: Solve for x
    x = 1,391,462,048.19/42,558.48
  6. Step 6: Final answer
    x = 32,695.29

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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.