Home / 35,445.25-53,177.10-13,260.36

Finding the Fourth Proportional to 35,445.25, 53,177.10 and 13,260.36

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Solution

The fourth proportional to 35,445.25, 53,177.10 and 13,260.36 is: 19,893.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,445.25 : 53,177.10 = 13,260.36 : x
  2. Step 2: Convert to fraction form
    35,445.25/53,177.10 = 13,260.36/x
  3. Step 3: Cross multiply
    35,445.25x = 53,177.10 × 13,260.36
  4. Step 4: Simplify right side
    35,445.25x = 705,147,489.76
  5. Step 5: Solve for x
    x = 705,147,489.76/35,445.25
  6. Step 6: Final answer
    x = 19,893.99

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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.