Home / 52,406.67-72,320.85-28,533.33

Finding the Fourth Proportional to 52,406.67, 72,320.85 and 28,533.33

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Solution

The fourth proportional to 52,406.67, 72,320.85 and 28,533.33 is: 39,375.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,406.67 : 72,320.85 = 28,533.33 : x
  2. Step 2: Convert to fraction form
    52,406.67/72,320.85 = 28,533.33/x
  3. Step 3: Cross multiply
    52,406.67x = 72,320.85 × 28,533.33
  4. Step 4: Simplify right side
    52,406.67x = 2,063,554,678.93
  5. Step 5: Solve for x
    x = 2,063,554,678.93/52,406.67
  6. Step 6: Final answer
    x = 39,375.80

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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.