Home / 52,032.77-78,017.54-20,404.94

Finding the Fourth Proportional to 52,032.77, 78,017.54 and 20,404.94

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Solution

The fourth proportional to 52,032.77, 78,017.54 and 20,404.94 is: 30,595.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,032.77 : 78,017.54 = 20,404.94 : x
  2. Step 2: Convert to fraction form
    52,032.77/78,017.54 = 20,404.94/x
  3. Step 3: Cross multiply
    52,032.77x = 78,017.54 × 20,404.94
  4. Step 4: Simplify right side
    52,032.77x = 1,591,942,730.54
  5. Step 5: Solve for x
    x = 1,591,942,730.54/52,032.77
  6. Step 6: Final answer
    x = 30,595.01

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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.