Home / 45,948.48-68,923.20-36,772.80

Finding the Fourth Proportional to 45,948.48, 68,923.20 and 36,772.80

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Solution

The fourth proportional to 45,948.48, 68,923.20 and 36,772.80 is: 55,159.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,948.48 : 68,923.20 = 36,772.80 : x
  2. Step 2: Convert to fraction form
    45,948.48/68,923.20 = 36,772.80/x
  3. Step 3: Cross multiply
    45,948.48x = 68,923.20 × 36,772.80
  4. Step 4: Simplify right side
    45,948.48x = 2,534,499,048.96
  5. Step 5: Solve for x
    x = 2,534,499,048.96/45,948.48
  6. Step 6: Final answer
    x = 55,159.58

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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.