Home / 199,360.35-275,123.93-108,721.26

Finding the Fourth Proportional to 199,360.35, 275,123.93 and 108,721.26

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Solution

The fourth proportional to 199,360.35, 275,123.93 and 108,721.26 is: 150,038.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,360.35 : 275,123.93 = 108,721.26 : x
  2. Step 2: Convert to fraction form
    199,360.35/275,123.93 = 108,721.26/x
  3. Step 3: Cross multiply
    199,360.35x = 275,123.93 × 108,721.26
  4. Step 4: Simplify right side
    199,360.35x = 29,911,819,782.15
  5. Step 5: Solve for x
    x = 29,911,819,782.15/199,360.35
  6. Step 6: Final answer
    x = 150,038.96

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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.