Home / 266,782.85-368,192.09-153,627.65

Finding the Fourth Proportional to 266,782.85, 368,192.09 and 153,627.65

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Solution

The fourth proportional to 266,782.85, 368,192.09 and 153,627.65 is: 212,024.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,782.85 : 368,192.09 = 153,627.65 : x
  2. Step 2: Convert to fraction form
    266,782.85/368,192.09 = 153,627.65/x
  3. Step 3: Cross multiply
    266,782.85x = 368,192.09 × 153,627.65
  4. Step 4: Simplify right side
    266,782.85x = 56,564,485,535.29
  5. Step 5: Solve for x
    x = 56,564,485,535.29/266,782.85
  6. Step 6: Final answer
    x = 212,024.44

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1.5x scale

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.