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Finding the Fourth Proportional to 124,156.50, 186,263.94 and 41,050.50

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Solution

The fourth proportional to 124,156.50, 186,263.94 and 41,050.50 is: 61,585.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,156.50 : 186,263.94 = 41,050.50 : x
  2. Step 2: Convert to fraction form
    124,156.50/186,263.94 = 41,050.50/x
  3. Step 3: Cross multiply
    124,156.50x = 186,263.94 × 41,050.50
  4. Step 4: Simplify right side
    124,156.50x = 7,646,227,868.97
  5. Step 5: Solve for x
    x = 7,646,227,868.97/124,156.50
  6. Step 6: Final answer
    x = 61,585.40

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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.