Home / 170,404.18-235,175.26-102,443.15

Finding the Fourth Proportional to 170,404.18, 235,175.26 and 102,443.15

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Solution

The fourth proportional to 170,404.18, 235,175.26 and 102,443.15 is: 141,382.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,404.18 : 235,175.26 = 102,443.15 : x
  2. Step 2: Convert to fraction form
    170,404.18/235,175.26 = 102,443.15/x
  3. Step 3: Cross multiply
    170,404.18x = 235,175.26 × 102,443.15
  4. Step 4: Simplify right side
    170,404.18x = 24,092,094,436.47
  5. Step 5: Solve for x
    x = 24,092,094,436.47/170,404.18
  6. Step 6: Final answer
    x = 141,382.06

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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.