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Finding the Fourth Proportional to 92,336.82, 127,415.61 and 56,536.98

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Solution

The fourth proportional to 92,336.82, 127,415.61 and 56,536.98 is: 78,015.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,336.82 : 127,415.61 = 56,536.98 : x
  2. Step 2: Convert to fraction form
    92,336.82/127,415.61 = 56,536.98/x
  3. Step 3: Cross multiply
    92,336.82x = 127,415.61 × 56,536.98
  4. Step 4: Simplify right side
    92,336.82x = 7,203,693,794.26
  5. Step 5: Solve for x
    x = 7,203,693,794.26/92,336.82
  6. Step 6: Final answer
    x = 78,015.40

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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.