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Finding the Fourth Proportional to 92,341.50, 127,431.27 and 52,597.50

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Solution

The fourth proportional to 92,341.50, 127,431.27 and 52,597.50 is: 72,584.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,341.50 : 127,431.27 = 52,597.50 : x
  2. Step 2: Convert to fraction form
    92,341.50/127,431.27 = 52,597.50/x
  3. Step 3: Cross multiply
    92,341.50x = 127,431.27 × 52,597.50
  4. Step 4: Simplify right side
    92,341.50x = 6,702,566,223.83
  5. Step 5: Solve for x
    x = 6,702,566,223.83/92,341.50
  6. Step 6: Final answer
    x = 72,584.55

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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.