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Finding the Fourth Proportional to 124,407.55, 186,611.32 and 41,301.55

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Solution

The fourth proportional to 124,407.55, 186,611.32 and 41,301.55 is: 61,952.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,407.55 : 186,611.32 = 41,301.55 : x
  2. Step 2: Convert to fraction form
    124,407.55/186,611.32 = 41,301.55/x
  3. Step 3: Cross multiply
    124,407.55x = 186,611.32 × 41,301.55
  4. Step 4: Simplify right side
    124,407.55x = 7,707,336,297.02
  5. Step 5: Solve for x
    x = 7,707,336,297.02/124,407.55
  6. Step 6: Final answer
    x = 61,952.32

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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.