Home / 369,402.43-554,135.08-116,615.30

Finding the Fourth Proportional to 369,402.43, 554,135.08 and 116,615.30

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Solution

The fourth proportional to 369,402.43, 554,135.08 and 116,615.30 is: 174,932.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,402.43 : 554,135.08 = 116,615.30 : x
  2. Step 2: Convert to fraction form
    369,402.43/554,135.08 = 116,615.30/x
  3. Step 3: Cross multiply
    369,402.43x = 554,135.08 × 116,615.30
  4. Step 4: Simplify right side
    369,402.43x = 64,620,628,594.72
  5. Step 5: Solve for x
    x = 64,620,628,594.72/369,402.43
  6. Step 6: Final answer
    x = 174,932.87

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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.