Home / 66,136.20-98,916.30-59,166.60

Finding the Fourth Proportional to 66,136.20, 98,916.30 and 59,166.60

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Solution

The fourth proportional to 66,136.20, 98,916.30 and 59,166.60 is: 88,492.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,136.20 : 98,916.30 = 59,166.60 : x
  2. Step 2: Convert to fraction form
    66,136.20/98,916.30 = 59,166.60/x
  3. Step 3: Cross multiply
    66,136.20x = 98,916.30 × 59,166.60
  4. Step 4: Simplify right side
    66,136.20x = 5,852,541,155.58
  5. Step 5: Solve for x
    x = 5,852,541,155.58/66,136.20
  6. Step 6: Final answer
    x = 88,492.25

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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.