Home / 255,941.13-353,196.36-141,220.83

Finding the Fourth Proportional to 255,941.13, 353,196.36 and 141,220.83

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Solution

The fourth proportional to 255,941.13, 353,196.36 and 141,220.83 is: 194,883.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,941.13 : 353,196.36 = 141,220.83 : x
  2. Step 2: Convert to fraction form
    255,941.13/353,196.36 = 141,220.83/x
  3. Step 3: Cross multiply
    255,941.13x = 353,196.36 × 141,220.83
  4. Step 4: Simplify right side
    255,941.13x = 49,878,683,112.18
  5. Step 5: Solve for x
    x = 49,878,683,112.18/255,941.13
  6. Step 6: Final answer
    x = 194,883.42

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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.