Home / 170,705.34-235,661.94-124,713.40

Finding the Fourth Proportional to 170,705.34, 235,661.94 and 124,713.40

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Solution

The fourth proportional to 170,705.34, 235,661.94 and 124,713.40 is: 172,169.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,705.34 : 235,661.94 = 124,713.40 : x
  2. Step 2: Convert to fraction form
    170,705.34/235,661.94 = 124,713.40/x
  3. Step 3: Cross multiply
    170,705.34x = 235,661.94 × 124,713.40
  4. Step 4: Simplify right side
    170,705.34x = 29,390,201,788.00
  5. Step 5: Solve for x
    x = 29,390,201,788.00/170,705.34
  6. Step 6: Final answer
    x = 172,169.20

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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.