Home / 53,845.29-74,302.92-29,971.35

Finding the Fourth Proportional to 53,845.29, 74,302.92 and 29,971.35

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Solution

The fourth proportional to 53,845.29, 74,302.92 and 29,971.35 is: 41,358.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,845.29 : 74,302.92 = 29,971.35 : x
  2. Step 2: Convert to fraction form
    53,845.29/74,302.92 = 29,971.35/x
  3. Step 3: Cross multiply
    53,845.29x = 74,302.92 × 29,971.35
  4. Step 4: Simplify right side
    53,845.29x = 2,226,958,821.34
  5. Step 5: Solve for x
    x = 2,226,958,821.34/53,845.29
  6. Step 6: Final answer
    x = 41,358.47

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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.