Home / 185,579.99-256,033.53-105,006.65

Finding the Fourth Proportional to 185,579.99, 256,033.53 and 105,006.65

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Solution

The fourth proportional to 185,579.99, 256,033.53 and 105,006.65 is: 144,871.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,579.99 : 256,033.53 = 105,006.65 : x
  2. Step 2: Convert to fraction form
    185,579.99/256,033.53 = 105,006.65/x
  3. Step 3: Cross multiply
    185,579.99x = 256,033.53 × 105,006.65
  4. Step 4: Simplify right side
    185,579.99x = 26,885,223,913.06
  5. Step 5: Solve for x
    x = 26,885,223,913.06/185,579.99
  6. Step 6: Final answer
    x = 144,871.36

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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.