Home / 58,043.28-86,889.96-38,259.84

Finding the Fourth Proportional to 58,043.28, 86,889.96 and 38,259.84

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Solution

The fourth proportional to 58,043.28, 86,889.96 and 38,259.84 is: 57,274.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,043.28 : 86,889.96 = 38,259.84 : x
  2. Step 2: Convert to fraction form
    58,043.28/86,889.96 = 38,259.84/x
  3. Step 3: Cross multiply
    58,043.28x = 86,889.96 × 38,259.84
  4. Step 4: Simplify right side
    58,043.28x = 3,324,395,967.21
  5. Step 5: Solve for x
    x = 3,324,395,967.21/58,043.28
  6. Step 6: Final answer
    x = 57,274.43

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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.