Home / 53,853.30-74,316.51-29,980.44

Finding the Fourth Proportional to 53,853.30, 74,316.51 and 29,980.44

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Solution

The fourth proportional to 53,853.30, 74,316.51 and 29,980.44 is: 41,372.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,853.30 : 74,316.51 = 29,980.44 : x
  2. Step 2: Convert to fraction form
    53,853.30/74,316.51 = 29,980.44/x
  3. Step 3: Cross multiply
    53,853.30x = 74,316.51 × 29,980.44
  4. Step 4: Simplify right side
    53,853.30x = 2,228,041,669.06
  5. Step 5: Solve for x
    x = 2,228,041,669.06/53,853.30
  6. Step 6: Final answer
    x = 41,372.43

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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.