Home / 170,333.40-235,060.16-98,754.96

Finding the Fourth Proportional to 170,333.40, 235,060.16 and 98,754.96

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Solution

The fourth proportional to 170,333.40, 235,060.16 and 98,754.96 is: 136,281.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,333.40 : 235,060.16 = 98,754.96 : x
  2. Step 2: Convert to fraction form
    170,333.40/235,060.16 = 98,754.96/x
  3. Step 3: Cross multiply
    170,333.40x = 235,060.16 × 98,754.96
  4. Step 4: Simplify right side
    170,333.40x = 23,213,356,698.39
  5. Step 5: Solve for x
    x = 23,213,356,698.39/170,333.40
  6. Step 6: Final answer
    x = 136,281.88

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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.