Home / 160,072.95-240,121.59-47,744.40

Finding the Fourth Proportional to 160,072.95, 240,121.59 and 47,744.40

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Solution

The fourth proportional to 160,072.95, 240,121.59 and 47,744.40 is: 71,620.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,072.95 : 240,121.59 = 47,744.40 : x
  2. Step 2: Convert to fraction form
    160,072.95/240,121.59 = 47,744.40/x
  3. Step 3: Cross multiply
    160,072.95x = 240,121.59 × 47,744.40
  4. Step 4: Simplify right side
    160,072.95x = 11,464,461,241.60
  5. Step 5: Solve for x
    x = 11,464,461,241.60/160,072.95
  6. Step 6: Final answer
    x = 71,620.23

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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.