Home / 97,784.46-146,675.45-31,223.75

Finding the Fourth Proportional to 97,784.46, 146,675.45 and 31,223.75

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Solution

The fourth proportional to 97,784.46, 146,675.45 and 31,223.75 is: 46,835.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,784.46 : 146,675.45 = 31,223.75 : x
  2. Step 2: Convert to fraction form
    97,784.46/146,675.45 = 31,223.75/x
  3. Step 3: Cross multiply
    97,784.46x = 146,675.45 × 31,223.75
  4. Step 4: Simplify right side
    97,784.46x = 4,579,756,926.62
  5. Step 5: Solve for x
    x = 4,579,756,926.62/97,784.46
  6. Step 6: Final answer
    x = 46,835.22

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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.