Home / 53,555.26-73,908.65-29,680.39

Finding the Fourth Proportional to 53,555.26, 73,908.65 and 29,680.39

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Solution

The fourth proportional to 53,555.26, 73,908.65 and 29,680.39 is: 40,960.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,555.26 : 73,908.65 = 29,680.39 : x
  2. Step 2: Convert to fraction form
    53,555.26/73,908.65 = 29,680.39/x
  3. Step 3: Cross multiply
    53,555.26x = 73,908.65 × 29,680.39
  4. Step 4: Simplify right side
    53,555.26x = 2,193,637,445.80
  5. Step 5: Solve for x
    x = 2,193,637,445.80/53,555.26
  6. Step 6: Final answer
    x = 40,960.26

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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.