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Finding the Fourth Proportional to 42,434, 58,558.92 and 23,572.88

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Solution

The fourth proportional to 42,434, 58,558.92 and 23,572.88 is: 32,530.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,434 : 58,558.92 = 23,572.88 : x
  2. Step 2: Convert to fraction form
    42,434/58,558.92 = 23,572.88/x
  3. Step 3: Cross multiply
    42,434x = 58,558.92 × 23,572.88
  4. Step 4: Simplify right side
    42,434x = 1,380,402,394.09
  5. Step 5: Solve for x
    x = 1,380,402,394.09/42,434
  6. Step 6: Final answer
    x = 32,530.57

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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.