Home / 58,015.60-86,908.20-31,673.20

Finding the Fourth Proportional to 58,015.60, 86,908.20 and 31,673.20

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Solution

The fourth proportional to 58,015.60, 86,908.20 and 31,673.20 is: 47,446.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,015.60 : 86,908.20 = 31,673.20 : x
  2. Step 2: Convert to fraction form
    58,015.60/86,908.20 = 31,673.20/x
  3. Step 3: Cross multiply
    58,015.60x = 86,908.20 × 31,673.20
  4. Step 4: Simplify right side
    58,015.60x = 2,752,660,800.24
  5. Step 5: Solve for x
    x = 2,752,660,800.24/58,015.60
  6. Step 6: Final answer
    x = 47,446.91

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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.