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Finding the Fourth Proportional to 60,087.93, 90,124.04 and 15,718.08

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Solution

The fourth proportional to 60,087.93, 90,124.04 and 15,718.08 is: 23,575.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,087.93 : 90,124.04 = 15,718.08 : x
  2. Step 2: Convert to fraction form
    60,087.93/90,124.04 = 15,718.08/x
  3. Step 3: Cross multiply
    60,087.93x = 90,124.04 × 15,718.08
  4. Step 4: Simplify right side
    60,087.93x = 1,416,577,247.90
  5. Step 5: Solve for x
    x = 1,416,577,247.90/60,087.93
  6. Step 6: Final answer
    x = 23,575.07

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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.