Home / 52,333.78-72,236.81-38,923.20

Finding the Fourth Proportional to 52,333.78, 72,236.81 and 38,923.20

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Solution

The fourth proportional to 52,333.78, 72,236.81 and 38,923.20 is: 53,726.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,333.78 : 72,236.81 = 38,923.20 : x
  2. Step 2: Convert to fraction form
    52,333.78/72,236.81 = 38,923.20/x
  3. Step 3: Cross multiply
    52,333.78x = 72,236.81 × 38,923.20
  4. Step 4: Simplify right side
    52,333.78x = 2,811,687,802.99
  5. Step 5: Solve for x
    x = 2,811,687,802.99/52,333.78
  6. Step 6: Final answer
    x = 53,726.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.