Home / 53,889.44-74,364.48-29,685.66

Finding the Fourth Proportional to 53,889.44, 74,364.48 and 29,685.66

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Solution

The fourth proportional to 53,889.44, 74,364.48 and 29,685.66 is: 40,964.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,889.44 : 74,364.48 = 29,685.66 : x
  2. Step 2: Convert to fraction form
    53,889.44/74,364.48 = 29,685.66/x
  3. Step 3: Cross multiply
    53,889.44x = 74,364.48 × 29,685.66
  4. Step 4: Simplify right side
    53,889.44x = 2,207,558,669.36
  5. Step 5: Solve for x
    x = 2,207,558,669.36/53,889.44
  6. Step 6: Final answer
    x = 40,964.59

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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.