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Finding the Fourth Proportional to 124,136.10, 186,281.10 and 65,014.20

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Solution

The fourth proportional to 124,136.10, 186,281.10 and 65,014.20 is: 97,561.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,136.10 : 186,281.10 = 65,014.20 : x
  2. Step 2: Convert to fraction form
    124,136.10/186,281.10 = 65,014.20/x
  3. Step 3: Cross multiply
    124,136.10x = 186,281.10 × 65,014.20
  4. Step 4: Simplify right side
    124,136.10x = 12,110,916,691.62
  5. Step 5: Solve for x
    x = 12,110,916,691.62/124,136.10
  6. Step 6: Final answer
    x = 97,561.60

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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.