Home / 57,985.60-87,007.20-22,926.40

Finding the Fourth Proportional to 57,985.60, 87,007.20 and 22,926.40

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Solution

The fourth proportional to 57,985.60, 87,007.20 and 22,926.40 is: 34,400.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,985.60 : 87,007.20 = 22,926.40 : x
  2. Step 2: Convert to fraction form
    57,985.60/87,007.20 = 22,926.40/x
  3. Step 3: Cross multiply
    57,985.60x = 87,007.20 × 22,926.40
  4. Step 4: Simplify right side
    57,985.60x = 1,994,761,870.08
  5. Step 5: Solve for x
    x = 1,994,761,870.08/57,985.60
  6. Step 6: Final answer
    x = 34,400.99

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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.