Home / 53,784.64-74,215.68-29,906.56

Finding the Fourth Proportional to 53,784.64, 74,215.68 and 29,906.56

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Solution

The fourth proportional to 53,784.64, 74,215.68 and 29,906.56 is: 41,267.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,784.64 : 74,215.68 = 29,906.56 : x
  2. Step 2: Convert to fraction form
    53,784.64/74,215.68 = 29,906.56/x
  3. Step 3: Cross multiply
    53,784.64x = 74,215.68 × 29,906.56
  4. Step 4: Simplify right side
    53,784.64x = 2,219,535,686.86
  5. Step 5: Solve for x
    x = 2,219,535,686.86/53,784.64
  6. Step 6: Final answer
    x = 41,267.09

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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.