Home / 53,717.16-80,507.58-30,356.68

Finding the Fourth Proportional to 53,717.16, 80,507.58 and 30,356.68

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Solution

The fourth proportional to 53,717.16, 80,507.58 and 30,356.68 is: 45,496.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,717.16 : 80,507.58 = 30,356.68 : x
  2. Step 2: Convert to fraction form
    53,717.16/80,507.58 = 30,356.68/x
  3. Step 3: Cross multiply
    53,717.16x = 80,507.58 × 30,356.68
  4. Step 4: Simplify right side
    53,717.16x = 2,443,942,843.63
  5. Step 5: Solve for x
    x = 2,443,942,843.63/53,717.16
  6. Step 6: Final answer
    x = 45,496.50

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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.