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Finding the Fourth Proportional to 124,140.99, 186,303.87 and 60,995.01

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Solution

The fourth proportional to 124,140.99, 186,303.87 and 60,995.01 is: 91,537.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,140.99 : 186,303.87 = 60,995.01 : x
  2. Step 2: Convert to fraction form
    124,140.99/186,303.87 = 60,995.01/x
  3. Step 3: Cross multiply
    124,140.99x = 186,303.87 × 60,995.01
  4. Step 4: Simplify right side
    124,140.99x = 11,363,606,413.69
  5. Step 5: Solve for x
    x = 11,363,606,413.69/124,140.99
  6. Step 6: Final answer
    x = 91,537.91

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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.