Home / 183,999.60-253,946.34-103,433.76

Finding the Fourth Proportional to 183,999.60, 253,946.34 and 103,433.76

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Solution

The fourth proportional to 183,999.60, 253,946.34 and 103,433.76 is: 142,753.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,999.60 : 253,946.34 = 103,433.76 : x
  2. Step 2: Convert to fraction form
    183,999.60/253,946.34 = 103,433.76/x
  3. Step 3: Cross multiply
    183,999.60x = 253,946.34 × 103,433.76
  4. Step 4: Simplify right side
    183,999.60x = 26,266,624,784.44
  5. Step 5: Solve for x
    x = 26,266,624,784.44/183,999.60
  6. Step 6: Final answer
    x = 142,753.71

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1.5x scale

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.