Home / 53,818.79-74,261.52-29,945.39

Finding the Fourth Proportional to 53,818.79, 74,261.52 and 29,945.39

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Solution

The fourth proportional to 53,818.79, 74,261.52 and 29,945.39 is: 41,319.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,818.79 : 74,261.52 = 29,945.39 : x
  2. Step 2: Convert to fraction form
    53,818.79/74,261.52 = 29,945.39/x
  3. Step 3: Cross multiply
    53,818.79x = 74,261.52 × 29,945.39
  4. Step 4: Simplify right side
    53,818.79x = 2,223,789,807.09
  5. Step 5: Solve for x
    x = 2,223,789,807.09/53,818.79
  6. Step 6: Final answer
    x = 41,319.96

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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.