Home / 49,487.95-74,208.84-14,420.62

Finding the Fourth Proportional to 49,487.95, 74,208.84 and 14,420.62

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Solution

The fourth proportional to 49,487.95, 74,208.84 and 14,420.62 is: 21,624.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,487.95 : 74,208.84 = 14,420.62 : x
  2. Step 2: Convert to fraction form
    49,487.95/74,208.84 = 14,420.62/x
  3. Step 3: Cross multiply
    49,487.95x = 74,208.84 × 14,420.62
  4. Step 4: Simplify right side
    49,487.95x = 1,070,137,482.28
  5. Step 5: Solve for x
    x = 1,070,137,482.28/49,487.95
  6. Step 6: Final answer
    x = 21,624.20

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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.