Home / 60,784.21-83,816.08-39,524.05

Finding the Fourth Proportional to 60,784.21, 83,816.08 and 39,524.05

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Solution

The fourth proportional to 60,784.21, 83,816.08 and 39,524.05 is: 54,500.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,784.21 : 83,816.08 = 39,524.05 : x
  2. Step 2: Convert to fraction form
    60,784.21/83,816.08 = 39,524.05/x
  3. Step 3: Cross multiply
    60,784.21x = 83,816.08 × 39,524.05
  4. Step 4: Simplify right side
    60,784.21x = 3,312,750,936.72
  5. Step 5: Solve for x
    x = 3,312,750,936.72/60,784.21
  6. Step 6: Final answer
    x = 54,500.19

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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.