Home / 49,555.10-74,336.16-19,973.10

Finding the Fourth Proportional to 49,555.10, 74,336.16 and 19,973.10

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Solution

The fourth proportional to 49,555.10, 74,336.16 and 19,973.10 is: 29,961.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,555.10 : 74,336.16 = 19,973.10 : x
  2. Step 2: Convert to fraction form
    49,555.10/74,336.16 = 19,973.10/x
  3. Step 3: Cross multiply
    49,555.10x = 74,336.16 × 19,973.10
  4. Step 4: Simplify right side
    49,555.10x = 1,484,723,557.30
  5. Step 5: Solve for x
    x = 1,484,723,557.30/49,555.10
  6. Step 6: Final answer
    x = 29,961.06

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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.