Home / 251,938.64-377,905.61-102,143.32

Finding the Fourth Proportional to 251,938.64, 377,905.61 and 102,143.32

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Solution

The fourth proportional to 251,938.64, 377,905.61 and 102,143.32 is: 153,214.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,938.64 : 377,905.61 = 102,143.32 : x
  2. Step 2: Convert to fraction form
    251,938.64/377,905.61 = 102,143.32/x
  3. Step 3: Cross multiply
    251,938.64x = 377,905.61 × 102,143.32
  4. Step 4: Simplify right side
    251,938.64x = 38,600,535,564.12
  5. Step 5: Solve for x
    x = 38,600,535,564.12/251,938.64
  6. Step 6: Final answer
    x = 153,214.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.