Home / 160,211.25-240,259.42-47,870.53

Finding the Fourth Proportional to 160,211.25, 240,259.42 and 47,870.53

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Solution

The fourth proportional to 160,211.25, 240,259.42 and 47,870.53 is: 71,788.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,211.25 : 240,259.42 = 47,870.53 : x
  2. Step 2: Convert to fraction form
    160,211.25/240,259.42 = 47,870.53/x
  3. Step 3: Cross multiply
    160,211.25x = 240,259.42 × 47,870.53
  4. Step 4: Simplify right side
    160,211.25x = 11,501,344,962.81
  5. Step 5: Solve for x
    x = 11,501,344,962.81/160,211.25
  6. Step 6: Final answer
    x = 71,788.62

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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.