Home / 235,178.93-352,763.30-57,686.81

Finding the Fourth Proportional to 235,178.93, 352,763.30 and 57,686.81

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Solution

The fourth proportional to 235,178.93, 352,763.30 and 57,686.81 is: 86,528.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,178.93 : 352,763.30 = 57,686.81 : x
  2. Step 2: Convert to fraction form
    235,178.93/352,763.30 = 57,686.81/x
  3. Step 3: Cross multiply
    235,178.93x = 352,763.30 × 57,686.81
  4. Step 4: Simplify right side
    235,178.93x = 20,349,789,173.64
  5. Step 5: Solve for x
    x = 20,349,789,173.64/235,178.93
  6. Step 6: Final answer
    x = 86,528.96

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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.