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Finding the Fourth Proportional to 92,618.19, 127,806.80 and 52,333.65

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Solution

The fourth proportional to 92,618.19, 127,806.80 and 52,333.65 is: 72,216.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,618.19 : 127,806.80 = 52,333.65 : x
  2. Step 2: Convert to fraction form
    92,618.19/127,806.80 = 52,333.65/x
  3. Step 3: Cross multiply
    92,618.19x = 127,806.80 × 52,333.65
  4. Step 4: Simplify right side
    92,618.19x = 6,688,596,077.15
  5. Step 5: Solve for x
    x = 6,688,596,077.15/92,618.19
  6. Step 6: Final answer
    x = 72,216.87

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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.