Home / 170,035.40-255,053.10-57,842.30

Finding the Fourth Proportional to 170,035.40, 255,053.10 and 57,842.30

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Solution

The fourth proportional to 170,035.40, 255,053.10 and 57,842.30 is: 86,763.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,035.40 : 255,053.10 = 57,842.30 : x
  2. Step 2: Convert to fraction form
    170,035.40/255,053.10 = 57,842.30/x
  3. Step 3: Cross multiply
    170,035.40x = 255,053.10 × 57,842.30
  4. Step 4: Simplify right side
    170,035.40x = 14,752,857,926.13
  5. Step 5: Solve for x
    x = 14,752,857,926.13/170,035.40
  6. Step 6: Final answer
    x = 86,763.45

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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.