Home / 171,394.06-257,030.88-51,415.24

Finding the Fourth Proportional to 171,394.06, 257,030.88 and 51,415.24

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Solution

The fourth proportional to 171,394.06, 257,030.88 and 51,415.24 is: 77,104.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,394.06 : 257,030.88 = 51,415.24 : x
  2. Step 2: Convert to fraction form
    171,394.06/257,030.88 = 51,415.24/x
  3. Step 3: Cross multiply
    171,394.06x = 257,030.88 × 51,415.24
  4. Step 4: Simplify right side
    171,394.06x = 13,215,304,382.61
  5. Step 5: Solve for x
    x = 13,215,304,382.61/171,394.06
  6. Step 6: Final answer
    x = 77,104.80

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1.5x scale

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.