Home / 60,487.08-90,735-16,113.64

Finding the Fourth Proportional to 60,487.08, 90,735 and 16,113.64

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Solution

The fourth proportional to 60,487.08, 90,735 and 16,113.64 is: 24,171.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,487.08 : 90,735 = 16,113.64 : x
  2. Step 2: Convert to fraction form
    60,487.08/90,735 = 16,113.64/x
  3. Step 3: Cross multiply
    60,487.08x = 90,735 × 16,113.64
  4. Step 4: Simplify right side
    60,487.08x = 1,462,071,125.40
  5. Step 5: Solve for x
    x = 1,462,071,125.40/60,487.08
  6. Step 6: Final answer
    x = 24,171.63

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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.