Home / 58,922.56-88,372.32-21,979.20

Finding the Fourth Proportional to 58,922.56, 88,372.32 and 21,979.20

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Solution

The fourth proportional to 58,922.56, 88,372.32 and 21,979.20 is: 32,964.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,922.56 : 88,372.32 = 21,979.20 : x
  2. Step 2: Convert to fraction form
    58,922.56/88,372.32 = 21,979.20/x
  3. Step 3: Cross multiply
    58,922.56x = 88,372.32 × 21,979.20
  4. Step 4: Simplify right side
    58,922.56x = 1,942,352,895.74
  5. Step 5: Solve for x
    x = 1,942,352,895.74/58,922.56
  6. Step 6: Final answer
    x = 32,964.50

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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.