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Finding the Fourth Proportional to 92,411.99, 127,528.40 and 52,125.63

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Solution

The fourth proportional to 92,411.99, 127,528.40 and 52,125.63 is: 71,933.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,411.99 : 127,528.40 = 52,125.63 : x
  2. Step 2: Convert to fraction form
    92,411.99/127,528.40 = 52,125.63/x
  3. Step 3: Cross multiply
    92,411.99x = 127,528.40 × 52,125.63
  4. Step 4: Simplify right side
    92,411.99x = 6,647,497,932.26
  5. Step 5: Solve for x
    x = 6,647,497,932.26/92,411.99
  6. Step 6: Final answer
    x = 71,933.28

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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.