Home / 53,334.92-79,975.50-17,783.64

Finding the Fourth Proportional to 53,334.92, 79,975.50 and 17,783.64

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Solution

The fourth proportional to 53,334.92, 79,975.50 and 17,783.64 is: 26,666.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,334.92 : 79,975.50 = 17,783.64 : x
  2. Step 2: Convert to fraction form
    53,334.92/79,975.50 = 17,783.64/x
  3. Step 3: Cross multiply
    53,334.92x = 79,975.50 × 17,783.64
  4. Step 4: Simplify right side
    53,334.92x = 1,422,255,500.82
  5. Step 5: Solve for x
    x = 1,422,255,500.82/53,334.92
  6. Step 6: Final answer
    x = 26,666.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.