Home / 170,031.95-234,639.21-92,505.15

Finding the Fourth Proportional to 170,031.95, 234,639.21 and 92,505.15

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Solution

The fourth proportional to 170,031.95, 234,639.21 and 92,505.15 is: 127,654.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,031.95 : 234,639.21 = 92,505.15 : x
  2. Step 2: Convert to fraction form
    170,031.95/234,639.21 = 92,505.15/x
  3. Step 3: Cross multiply
    170,031.95x = 234,639.21 × 92,505.15
  4. Step 4: Simplify right side
    170,031.95x = 21,705,335,316.93
  5. Step 5: Solve for x
    x = 21,705,335,316.93/170,031.95
  6. Step 6: Final answer
    x = 127,654.46

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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.