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Finding the Fourth Proportional to 74,702.66, 112,075.84 and 24,100.71

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Solution

The fourth proportional to 74,702.66, 112,075.84 and 24,100.71 is: 36,158.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,702.66 : 112,075.84 = 24,100.71 : x
  2. Step 2: Convert to fraction form
    74,702.66/112,075.84 = 24,100.71/x
  3. Step 3: Cross multiply
    74,702.66x = 112,075.84 × 24,100.71
  4. Step 4: Simplify right side
    74,702.66x = 2,701,106,995.47
  5. Step 5: Solve for x
    x = 2,701,106,995.47/74,702.66
  6. Step 6: Final answer
    x = 36,158.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.