Home / 54,312.85-74,907.35-38,233.44

Finding the Fourth Proportional to 54,312.85, 74,907.35 and 38,233.44

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Solution

The fourth proportional to 54,312.85, 74,907.35 and 38,233.44 is: 52,730.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,312.85 : 74,907.35 = 38,233.44 : x
  2. Step 2: Convert to fraction form
    54,312.85/74,907.35 = 38,233.44/x
  3. Step 3: Cross multiply
    54,312.85x = 74,907.35 × 38,233.44
  4. Step 4: Simplify right side
    54,312.85x = 2,863,965,623.99
  5. Step 5: Solve for x
    x = 2,863,965,623.99/54,312.85
  6. Step 6: Final answer
    x = 52,730.90

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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.