Home / 183,686.36-253,487.05-103,114.04

Finding the Fourth Proportional to 183,686.36, 253,487.05 and 103,114.04

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Solution

The fourth proportional to 183,686.36, 253,487.05 and 103,114.04 is: 142,297.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,686.36 : 253,487.05 = 103,114.04 : x
  2. Step 2: Convert to fraction form
    183,686.36/253,487.05 = 103,114.04/x
  3. Step 3: Cross multiply
    183,686.36x = 253,487.05 × 103,114.04
  4. Step 4: Simplify right side
    183,686.36x = 26,138,072,287.96
  5. Step 5: Solve for x
    x = 26,138,072,287.96/183,686.36
  6. Step 6: Final answer
    x = 142,297.30

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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.