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Finding the Fourth Proportional to 60,547.95, 90,826.47 and 16,173.72

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Solution

The fourth proportional to 60,547.95, 90,826.47 and 16,173.72 is: 24,261.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,547.95 : 90,826.47 = 16,173.72 : x
  2. Step 2: Convert to fraction form
    60,547.95/90,826.47 = 16,173.72/x
  3. Step 3: Cross multiply
    60,547.95x = 90,826.47 × 16,173.72
  4. Step 4: Simplify right side
    60,547.95x = 1,469,001,894.37
  5. Step 5: Solve for x
    x = 1,469,001,894.37/60,547.95
  6. Step 6: Final answer
    x = 24,261.79

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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.