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Finding the Fourth Proportional to 61,095.74, 91,643.74 and 16,722.94

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Solution

The fourth proportional to 61,095.74, 91,643.74 and 16,722.94 is: 25,084.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,095.74 : 91,643.74 = 16,722.94 : x
  2. Step 2: Convert to fraction form
    61,095.74/91,643.74 = 16,722.94/x
  3. Step 3: Cross multiply
    61,095.74x = 91,643.74 × 16,722.94
  4. Step 4: Simplify right side
    61,095.74x = 1,532,552,765.40
  5. Step 5: Solve for x
    x = 1,532,552,765.40/61,095.74
  6. Step 6: Final answer
    x = 25,084.45

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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.