Home / 183,877.40-253,735.26-103,298.60

Finding the Fourth Proportional to 183,877.40, 253,735.26 and 103,298.60

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Solution

The fourth proportional to 183,877.40, 253,735.26 and 103,298.60 is: 142,543.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,877.40 : 253,735.26 = 103,298.60 : x
  2. Step 2: Convert to fraction form
    183,877.40/253,735.26 = 103,298.60/x
  3. Step 3: Cross multiply
    183,877.40x = 253,735.26 × 103,298.60
  4. Step 4: Simplify right side
    183,877.40x = 26,210,497,128.64
  5. Step 5: Solve for x
    x = 26,210,497,128.64/183,877.40
  6. Step 6: Final answer
    x = 142,543.33

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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.