Home / 58,564.20-87,847.68-21,124.32

Finding the Fourth Proportional to 58,564.20, 87,847.68 and 21,124.32

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Solution

The fourth proportional to 58,564.20, 87,847.68 and 21,124.32 is: 31,686.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,564.20 : 87,847.68 = 21,124.32 : x
  2. Step 2: Convert to fraction form
    58,564.20/87,847.68 = 21,124.32/x
  3. Step 3: Cross multiply
    58,564.20x = 87,847.68 × 21,124.32
  4. Step 4: Simplify right side
    58,564.20x = 1,855,722,503.58
  5. Step 5: Solve for x
    x = 1,855,722,503.58/58,564.20
  6. Step 6: Final answer
    x = 31,686.98

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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.