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Finding the Fourth Proportional to 124,295.70, 186,443.55 and 35,552.10

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Solution

The fourth proportional to 124,295.70, 186,443.55 and 35,552.10 is: 53,328.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,295.70 : 186,443.55 = 35,552.10 : x
  2. Step 2: Convert to fraction form
    124,295.70/186,443.55 = 35,552.10/x
  3. Step 3: Cross multiply
    124,295.70x = 186,443.55 × 35,552.10
  4. Step 4: Simplify right side
    124,295.70x = 6,628,459,733.96
  5. Step 5: Solve for x
    x = 6,628,459,733.96/124,295.70
  6. Step 6: Final answer
    x = 53,328.15

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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.