Home / 171,422.07-257,133.15-59,134.47

Finding the Fourth Proportional to 171,422.07, 257,133.15 and 59,134.47

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Solution

The fourth proportional to 171,422.07, 257,133.15 and 59,134.47 is: 88,701.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,422.07 : 257,133.15 = 59,134.47 : x
  2. Step 2: Convert to fraction form
    171,422.07/257,133.15 = 59,134.47/x
  3. Step 3: Cross multiply
    171,422.07x = 257,133.15 × 59,134.47
  4. Step 4: Simplify right side
    171,422.07x = 15,205,432,544.68
  5. Step 5: Solve for x
    x = 15,205,432,544.68/171,422.07
  6. Step 6: Final answer
    x = 88,701.72

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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.