Home / 124,501.80-186,677.28-49,633.32

Finding the Fourth Proportional to 124,501.80, 186,677.28 and 49,633.32

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Solution

The fourth proportional to 124,501.80, 186,677.28 and 49,633.32 is: 74,419.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,501.80 : 186,677.28 = 49,633.32 : x
  2. Step 2: Convert to fraction form
    124,501.80/186,677.28 = 49,633.32/x
  3. Step 3: Cross multiply
    124,501.80x = 186,677.28 × 49,633.32
  4. Step 4: Simplify right side
    124,501.80x = 9,265,413,174.97
  5. Step 5: Solve for x
    x = 9,265,413,174.97/124,501.80
  6. Step 6: Final answer
    x = 74,419.91

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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.