Home / 124,887.09-187,281.33-49,993.28

Finding the Fourth Proportional to 124,887.09, 187,281.33 and 49,993.28

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Solution

The fourth proportional to 124,887.09, 187,281.33 and 49,993.28 is: 74,970.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,887.09 : 187,281.33 = 49,993.28 : x
  2. Step 2: Convert to fraction form
    124,887.09/187,281.33 = 49,993.28/x
  3. Step 3: Cross multiply
    124,887.09x = 187,281.33 × 49,993.28
  4. Step 4: Simplify right side
    124,887.09x = 9,362,807,969.46
  5. Step 5: Solve for x
    x = 9,362,807,969.46/124,887.09
  6. Step 6: Final answer
    x = 74,970.18

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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.