Home / 39,738.51-54,809.65-37,358.82

Finding the Fourth Proportional to 39,738.51, 54,809.65 and 37,358.82

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Solution

The fourth proportional to 39,738.51, 54,809.65 and 37,358.82 is: 51,527.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,738.51 : 54,809.65 = 37,358.82 : x
  2. Step 2: Convert to fraction form
    39,738.51/54,809.65 = 37,358.82/x
  3. Step 3: Cross multiply
    39,738.51x = 54,809.65 × 37,358.82
  4. Step 4: Simplify right side
    39,738.51x = 2,047,623,848.61
  5. Step 5: Solve for x
    x = 2,047,623,848.61/39,738.51
  6. Step 6: Final answer
    x = 51,527.44

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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.