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Finding the Fourth Proportional to 124,437.60, 186,656.40 and 35,683.20

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Solution

The fourth proportional to 124,437.60, 186,656.40 and 35,683.20 is: 53,524.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,437.60 : 186,656.40 = 35,683.20 : x
  2. Step 2: Convert to fraction form
    124,437.60/186,656.40 = 35,683.20/x
  3. Step 3: Cross multiply
    124,437.60x = 186,656.40 × 35,683.20
  4. Step 4: Simplify right side
    124,437.60x = 6,660,497,652.48
  5. Step 5: Solve for x
    x = 6,660,497,652.48/124,437.60
  6. Step 6: Final answer
    x = 53,524.80

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.