Home / 132,911.30-183,417.90-75,551.00

Finding the Fourth Proportional to 132,911.30, 183,417.90 and 75,551.00

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Solution

The fourth proportional to 132,911.30, 183,417.90 and 75,551.00 is: 104,260.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,911.30 : 183,417.90 = 75,551.00 : x
  2. Step 2: Convert to fraction form
    132,911.30/183,417.90 = 75,551.00/x
  3. Step 3: Cross multiply
    132,911.30x = 183,417.90 × 75,551.00
  4. Step 4: Simplify right side
    132,911.30x = 13,857,404,845.81
  5. Step 5: Solve for x
    x = 13,857,404,845.81/132,911.30
  6. Step 6: Final answer
    x = 104,260.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.