Home / 96,929.70-133,762.24-53,909.58

Finding the Fourth Proportional to 96,929.70, 133,762.24 and 53,909.58

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Solution

The fourth proportional to 96,929.70, 133,762.24 and 53,909.58 is: 74,394.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,929.70 : 133,762.24 = 53,909.58 : x
  2. Step 2: Convert to fraction form
    96,929.70/133,762.24 = 53,909.58/x
  3. Step 3: Cross multiply
    96,929.70x = 133,762.24 × 53,909.58
  4. Step 4: Simplify right side
    96,929.70x = 7,211,066,178.26
  5. Step 5: Solve for x
    x = 7,211,066,178.26/96,929.70
  6. Step 6: Final answer
    x = 74,394.81

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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.