Home / 124,637.10-186,921.09-35,866.50

Finding the Fourth Proportional to 124,637.10, 186,921.09 and 35,866.50

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Solution

The fourth proportional to 124,637.10, 186,921.09 and 35,866.50 is: 53,789.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,637.10 : 186,921.09 = 35,866.50 : x
  2. Step 2: Convert to fraction form
    124,637.10/186,921.09 = 35,866.50/x
  3. Step 3: Cross multiply
    124,637.10x = 186,921.09 × 35,866.50
  4. Step 4: Simplify right side
    124,637.10x = 6,704,205,274.49
  5. Step 5: Solve for x
    x = 6,704,205,274.49/124,637.10
  6. Step 6: Final answer
    x = 53,789.80

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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.