Home / 35,324.28-53,006.10-30,153.72

Finding the Fourth Proportional to 35,324.28, 53,006.10 and 30,153.72

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Solution

The fourth proportional to 35,324.28, 53,006.10 and 30,153.72 is: 45,247.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,324.28 : 53,006.10 = 30,153.72 : x
  2. Step 2: Convert to fraction form
    35,324.28/53,006.10 = 30,153.72/x
  3. Step 3: Cross multiply
    35,324.28x = 53,006.10 × 30,153.72
  4. Step 4: Simplify right side
    35,324.28x = 1,598,331,097.69
  5. Step 5: Solve for x
    x = 1,598,331,097.69/35,324.28
  6. Step 6: Final answer
    x = 45,247.38

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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.