Home / 48,241.12-72,362.64-31,706.56

Finding the Fourth Proportional to 48,241.12, 72,362.64 and 31,706.56

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Solution

The fourth proportional to 48,241.12, 72,362.64 and 31,706.56 is: 47,560.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,241.12 : 72,362.64 = 31,706.56 : x
  2. Step 2: Convert to fraction form
    48,241.12/72,362.64 = 31,706.56/x
  3. Step 3: Cross multiply
    48,241.12x = 72,362.64 × 31,706.56
  4. Step 4: Simplify right side
    48,241.12x = 2,294,370,386.92
  5. Step 5: Solve for x
    x = 2,294,370,386.92/48,241.12
  6. Step 6: Final answer
    x = 47,560.47

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1.5x scale

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.