Home / 44,857.72-61,894.38-30,705.40

Finding the Fourth Proportional to 44,857.72, 61,894.38 and 30,705.40

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Solution

The fourth proportional to 44,857.72, 61,894.38 and 30,705.40 is: 42,367.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,857.72 : 61,894.38 = 30,705.40 : x
  2. Step 2: Convert to fraction form
    44,857.72/61,894.38 = 30,705.40/x
  3. Step 3: Cross multiply
    44,857.72x = 61,894.38 × 30,705.40
  4. Step 4: Simplify right side
    44,857.72x = 1,900,491,695.65
  5. Step 5: Solve for x
    x = 1,900,491,695.65/44,857.72
  6. Step 6: Final answer
    x = 42,367.10

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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.