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Finding the Fourth Proportional to 58,651.43, 87,963.62 and 34,965.63

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Solution

The fourth proportional to 58,651.43, 87,963.62 and 34,965.63 is: 52,440.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,651.43 : 87,963.62 = 34,965.63 : x
  2. Step 2: Convert to fraction form
    58,651.43/87,963.62 = 34,965.63/x
  3. Step 3: Cross multiply
    58,651.43x = 87,963.62 × 34,965.63
  4. Step 4: Simplify right side
    58,651.43x = 3,075,703,215.55
  5. Step 5: Solve for x
    x = 3,075,703,215.55/58,651.43
  6. Step 6: Final answer
    x = 52,440.38

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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.