Home / 49,345.77-74,026.42-21,273.80

Finding the Fourth Proportional to 49,345.77, 74,026.42 and 21,273.80

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Solution

The fourth proportional to 49,345.77, 74,026.42 and 21,273.80 is: 31,914.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,345.77 : 74,026.42 = 21,273.80 : x
  2. Step 2: Convert to fraction form
    49,345.77/74,026.42 = 21,273.80/x
  3. Step 3: Cross multiply
    49,345.77x = 74,026.42 × 21,273.80
  4. Step 4: Simplify right side
    49,345.77x = 1,574,823,253.80
  5. Step 5: Solve for x
    x = 1,574,823,253.80/49,345.77
  6. Step 6: Final answer
    x = 31,914.05

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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.