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Finding the Fourth Proportional to 92,356.39, 127,448.91 and 52,069.56

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Solution

The fourth proportional to 92,356.39, 127,448.91 and 52,069.56 is: 71,854.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,356.39 : 127,448.91 = 52,069.56 : x
  2. Step 2: Convert to fraction form
    92,356.39/127,448.91 = 52,069.56/x
  3. Step 3: Cross multiply
    92,356.39x = 127,448.91 × 52,069.56
  4. Step 4: Simplify right side
    92,356.39x = 6,636,208,666.18
  5. Step 5: Solve for x
    x = 6,636,208,666.18/92,356.39
  6. Step 6: Final answer
    x = 71,854.35

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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.