Home / 39,114.09-53,959.16-22,976.06

Finding the Fourth Proportional to 39,114.09, 53,959.16 and 22,976.06

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Solution

The fourth proportional to 39,114.09, 53,959.16 and 22,976.06 is: 31,696.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,114.09 : 53,959.16 = 22,976.06 : x
  2. Step 2: Convert to fraction form
    39,114.09/53,959.16 = 22,976.06/x
  3. Step 3: Cross multiply
    39,114.09x = 53,959.16 × 22,976.06
  4. Step 4: Simplify right side
    39,114.09x = 1,239,768,685.35
  5. Step 5: Solve for x
    x = 1,239,768,685.35/39,114.09
  6. Step 6: Final answer
    x = 31,696.22

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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.