Home / 67,320.83-92,897.28-39,028.34

Finding the Fourth Proportional to 67,320.83, 92,897.28 and 39,028.34

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Solution

The fourth proportional to 67,320.83, 92,897.28 and 39,028.34 is: 53,855.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,320.83 : 92,897.28 = 39,028.34 : x
  2. Step 2: Convert to fraction form
    67,320.83/92,897.28 = 39,028.34/x
  3. Step 3: Cross multiply
    67,320.83x = 92,897.28 × 39,028.34
  4. Step 4: Simplify right side
    67,320.83x = 3,625,626,182.98
  5. Step 5: Solve for x
    x = 3,625,626,182.98/67,320.83
  6. Step 6: Final answer
    x = 53,855.94

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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.