Home / 52,725.33-79,004.77-42,816.40

Finding the Fourth Proportional to 52,725.33, 79,004.77 and 42,816.40

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Solution

The fourth proportional to 52,725.33, 79,004.77 and 42,816.40 is: 64,157.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,725.33 : 79,004.77 = 42,816.40 : x
  2. Step 2: Convert to fraction form
    52,725.33/79,004.77 = 42,816.40/x
  3. Step 3: Cross multiply
    52,725.33x = 79,004.77 × 42,816.40
  4. Step 4: Simplify right side
    52,725.33x = 3,382,699,529.68
  5. Step 5: Solve for x
    x = 3,382,699,529.68/52,725.33
  6. Step 6: Final answer
    x = 64,157.01

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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.