Home / 48,401.57-72,602.16-31,757.58

Finding the Fourth Proportional to 48,401.57, 72,602.16 and 31,757.58

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Solution

The fourth proportional to 48,401.57, 72,602.16 and 31,757.58 is: 47,636.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,401.57 : 72,602.16 = 31,757.58 : x
  2. Step 2: Convert to fraction form
    48,401.57/72,602.16 = 31,757.58/x
  3. Step 3: Cross multiply
    48,401.57x = 72,602.16 × 31,757.58
  4. Step 4: Simplify right side
    48,401.57x = 2,305,668,904.37
  5. Step 5: Solve for x
    x = 2,305,668,904.37/48,401.57
  6. Step 6: Final answer
    x = 47,636.25

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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.