Home / 53,813.04-74,260.44-29,940.54

Finding the Fourth Proportional to 53,813.04, 74,260.44 and 29,940.54

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Solution

The fourth proportional to 53,813.04, 74,260.44 and 29,940.54 is: 41,317.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,813.04 : 74,260.44 = 29,940.54 : x
  2. Step 2: Convert to fraction form
    53,813.04/74,260.44 = 29,940.54/x
  3. Step 3: Cross multiply
    53,813.04x = 74,260.44 × 29,940.54
  4. Step 4: Simplify right side
    53,813.04x = 2,223,397,674.24
  5. Step 5: Solve for x
    x = 2,223,397,674.24/53,813.04
  6. Step 6: Final answer
    x = 41,317.08

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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.