Home / 136,305.84-204,500.60-69,792.69

Finding the Fourth Proportional to 136,305.84, 204,500.60 and 69,792.69

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Solution

The fourth proportional to 136,305.84, 204,500.60 and 69,792.69 is: 104,710.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,305.84 : 204,500.60 = 69,792.69 : x
  2. Step 2: Convert to fraction form
    136,305.84/204,500.60 = 69,792.69/x
  3. Step 3: Cross multiply
    136,305.84x = 204,500.60 × 69,792.69
  4. Step 4: Simplify right side
    136,305.84x = 14,272,646,631.65
  5. Step 5: Solve for x
    x = 14,272,646,631.65/136,305.84
  6. Step 6: Final answer
    x = 104,710.46

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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.