Home / 175,543.50-242,256.26-99,081.21

Finding the Fourth Proportional to 175,543.50, 242,256.26 and 99,081.21

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Solution

The fourth proportional to 175,543.50, 242,256.26 and 99,081.21 is: 136,735.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,543.50 : 242,256.26 = 99,081.21 : x
  2. Step 2: Convert to fraction form
    175,543.50/242,256.26 = 99,081.21/x
  3. Step 3: Cross multiply
    175,543.50x = 242,256.26 × 99,081.21
  4. Step 4: Simplify right side
    175,543.50x = 24,003,043,618.58
  5. Step 5: Solve for x
    x = 24,003,043,618.58/175,543.50
  6. Step 6: Final answer
    x = 136,735.59

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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.