Home / 183,613.14-253,395.81-103,036.50

Finding the Fourth Proportional to 183,613.14, 253,395.81 and 103,036.50

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Solution

The fourth proportional to 183,613.14, 253,395.81 and 103,036.50 is: 142,195.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,613.14 : 253,395.81 = 103,036.50 : x
  2. Step 2: Convert to fraction form
    183,613.14/253,395.81 = 103,036.50/x
  3. Step 3: Cross multiply
    183,613.14x = 253,395.81 × 103,036.50
  4. Step 4: Simplify right side
    183,613.14x = 26,109,017,377.07
  5. Step 5: Solve for x
    x = 26,109,017,377.07/183,613.14
  6. Step 6: Final answer
    x = 142,195.80

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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.