Home / 35,293.20-53,193.44-30,421.63

Finding the Fourth Proportional to 35,293.20, 53,193.44 and 30,421.63

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Solution

The fourth proportional to 35,293.20, 53,193.44 and 30,421.63 is: 45,851.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,293.20 : 53,193.44 = 30,421.63 : x
  2. Step 2: Convert to fraction form
    35,293.20/53,193.44 = 30,421.63/x
  3. Step 3: Cross multiply
    35,293.20x = 53,193.44 × 30,421.63
  4. Step 4: Simplify right side
    35,293.20x = 1,618,231,150.11
  5. Step 5: Solve for x
    x = 1,618,231,150.11/35,293.20
  6. Step 6: Final answer
    x = 45,851.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.