Home / 183,814.61-253,659.10-102,140.75

Finding the Fourth Proportional to 183,814.61, 253,659.10 and 102,140.75

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Solution

The fourth proportional to 183,814.61, 253,659.10 and 102,140.75 is: 140,951.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,814.61 : 253,659.10 = 102,140.75 : x
  2. Step 2: Convert to fraction form
    183,814.61/253,659.10 = 102,140.75/x
  3. Step 3: Cross multiply
    183,814.61x = 253,659.10 × 102,140.75
  4. Step 4: Simplify right side
    183,814.61x = 25,908,931,097.12
  5. Step 5: Solve for x
    x = 25,908,931,097.12/183,814.61
  6. Step 6: Final answer
    x = 140,951.42

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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.