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Finding the Fourth Proportional to 92,495.87, 127,644.30 and 50,054.40

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Solution

The fourth proportional to 92,495.87, 127,644.30 and 50,054.40 is: 69,075.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,495.87 : 127,644.30 = 50,054.40 : x
  2. Step 2: Convert to fraction form
    92,495.87/127,644.30 = 50,054.40/x
  3. Step 3: Cross multiply
    92,495.87x = 127,644.30 × 50,054.40
  4. Step 4: Simplify right side
    92,495.87x = 6,389,159,328.59
  5. Step 5: Solve for x
    x = 6,389,159,328.59/92,495.87
  6. Step 6: Final answer
    x = 69,075.07

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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.