Home / 175,906.08-242,792.64-100,498.32

Finding the Fourth Proportional to 175,906.08, 242,792.64 and 100,498.32

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Solution

The fourth proportional to 175,906.08, 242,792.64 and 100,498.32 is: 138,711.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,906.08 : 242,792.64 = 100,498.32 : x
  2. Step 2: Convert to fraction form
    175,906.08/242,792.64 = 100,498.32/x
  3. Step 3: Cross multiply
    175,906.08x = 242,792.64 × 100,498.32
  4. Step 4: Simplify right side
    175,906.08x = 24,400,252,428.36
  5. Step 5: Solve for x
    x = 24,400,252,428.36/175,906.08
  6. Step 6: Final answer
    x = 138,711.82

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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.