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Finding the Fourth Proportional to 61,683.76, 92,518.16 and 17,314.08

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Solution

The fourth proportional to 61,683.76, 92,518.16 and 17,314.08 is: 25,969.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,683.76 : 92,518.16 = 17,314.08 : x
  2. Step 2: Convert to fraction form
    61,683.76/92,518.16 = 17,314.08/x
  3. Step 3: Cross multiply
    61,683.76x = 92,518.16 × 17,314.08
  4. Step 4: Simplify right side
    61,683.76x = 1,601,866,823.69
  5. Step 5: Solve for x
    x = 1,601,866,823.69/61,683.76
  6. Step 6: Final answer
    x = 25,969.02

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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.