Home / 175,932.08-242,783.08-100,470.32

Finding the Fourth Proportional to 175,932.08, 242,783.08 and 100,470.32

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Solution

The fourth proportional to 175,932.08, 242,783.08 and 100,470.32 is: 138,647.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,932.08 : 242,783.08 = 100,470.32 : x
  2. Step 2: Convert to fraction form
    175,932.08/242,783.08 = 100,470.32/x
  3. Step 3: Cross multiply
    175,932.08x = 242,783.08 × 100,470.32
  4. Step 4: Simplify right side
    175,932.08x = 24,392,493,738.19
  5. Step 5: Solve for x
    x = 24,392,493,738.19/175,932.08
  6. Step 6: Final answer
    x = 138,647.22

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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.