Home / 163,075.20-244,600.65-68,280.90

Finding the Fourth Proportional to 163,075.20, 244,600.65 and 68,280.90

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Solution

The fourth proportional to 163,075.20, 244,600.65 and 68,280.90 is: 102,416.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,075.20 : 244,600.65 = 68,280.90 : x
  2. Step 2: Convert to fraction form
    163,075.20/244,600.65 = 68,280.90/x
  3. Step 3: Cross multiply
    163,075.20x = 244,600.65 × 68,280.90
  4. Step 4: Simplify right side
    163,075.20x = 16,701,552,522.59
  5. Step 5: Solve for x
    x = 16,701,552,522.59/163,075.20
  6. Step 6: Final answer
    x = 102,416.26

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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.