Home / 38,780.37-53,541.41-26,839.35

Finding the Fourth Proportional to 38,780.37, 53,541.41 and 26,839.35

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Solution

The fourth proportional to 38,780.37, 53,541.41 and 26,839.35 is: 37,055.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,780.37 : 53,541.41 = 26,839.35 : x
  2. Step 2: Convert to fraction form
    38,780.37/53,541.41 = 26,839.35/x
  3. Step 3: Cross multiply
    38,780.37x = 53,541.41 × 26,839.35
  4. Step 4: Simplify right side
    38,780.37x = 1,437,016,508.29
  5. Step 5: Solve for x
    x = 1,437,016,508.29/38,780.37
  6. Step 6: Final answer
    x = 37,055.26

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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.