Home / 49,938.20-74,686.86-44,430.20

Finding the Fourth Proportional to 49,938.20, 74,686.86 and 44,430.20

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Solution

The fourth proportional to 49,938.20, 74,686.86 and 44,430.20 is: 66,449.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,938.20 : 74,686.86 = 44,430.20 : x
  2. Step 2: Convert to fraction form
    49,938.20/74,686.86 = 44,430.20/x
  3. Step 3: Cross multiply
    49,938.20x = 74,686.86 × 44,430.20
  4. Step 4: Simplify right side
    49,938.20x = 3,318,352,127.17
  5. Step 5: Solve for x
    x = 3,318,352,127.17/49,938.20
  6. Step 6: Final answer
    x = 66,449.17

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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.