Home / 257,007.88-354,697.38-148,116.04

Finding the Fourth Proportional to 257,007.88, 354,697.38 and 148,116.04

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Solution

The fourth proportional to 257,007.88, 354,697.38 and 148,116.04 is: 204,415.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,007.88 : 354,697.38 = 148,116.04 : x
  2. Step 2: Convert to fraction form
    257,007.88/354,697.38 = 148,116.04/x
  3. Step 3: Cross multiply
    257,007.88x = 354,697.38 × 148,116.04
  4. Step 4: Simplify right side
    257,007.88x = 52,536,371,323.98
  5. Step 5: Solve for x
    x = 52,536,371,323.98/257,007.88
  6. Step 6: Final answer
    x = 204,415.41

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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.