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Finding the Fourth Proportional to 42,651.77, 58,859.64 and 23,531.77

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Solution

The fourth proportional to 42,651.77, 58,859.64 and 23,531.77 is: 32,473.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,651.77 : 58,859.64 = 23,531.77 : x
  2. Step 2: Convert to fraction form
    42,651.77/58,859.64 = 23,531.77/x
  3. Step 3: Cross multiply
    42,651.77x = 58,859.64 × 23,531.77
  4. Step 4: Simplify right side
    42,651.77x = 1,385,071,187.07
  5. Step 5: Solve for x
    x = 1,385,071,187.07/42,651.77
  6. Step 6: Final answer
    x = 32,473.95

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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.