Home / 58,586.64-87,852.34-21,141.82

Finding the Fourth Proportional to 58,586.64, 87,852.34 and 21,141.82

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Solution

The fourth proportional to 58,586.64, 87,852.34 and 21,141.82 is: 31,702.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,586.64 : 87,852.34 = 21,141.82 : x
  2. Step 2: Convert to fraction form
    58,586.64/87,852.34 = 21,141.82/x
  3. Step 3: Cross multiply
    58,586.64x = 87,852.34 × 21,141.82
  4. Step 4: Simplify right side
    58,586.64x = 1,857,358,358.86
  5. Step 5: Solve for x
    x = 1,857,358,358.86/58,586.64
  6. Step 6: Final answer
    x = 31,702.76

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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.