Home / 52,837.99-72,919.82-28,964.72

Finding the Fourth Proportional to 52,837.99, 72,919.82 and 28,964.72

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Solution

The fourth proportional to 52,837.99, 72,919.82 and 28,964.72 is: 39,973.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,837.99 : 72,919.82 = 28,964.72 : x
  2. Step 2: Convert to fraction form
    52,837.99/72,919.82 = 28,964.72/x
  3. Step 3: Cross multiply
    52,837.99x = 72,919.82 × 28,964.72
  4. Step 4: Simplify right side
    52,837.99x = 2,112,102,206.23
  5. Step 5: Solve for x
    x = 2,112,102,206.23/52,837.99
  6. Step 6: Final answer
    x = 39,973.18

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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.