Home / 53,609.90-73,981.73-29,736.57

Finding the Fourth Proportional to 53,609.90, 73,981.73 and 29,736.57

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Solution

The fourth proportional to 53,609.90, 73,981.73 and 29,736.57 is: 41,036.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,609.90 : 73,981.73 = 29,736.57 : x
  2. Step 2: Convert to fraction form
    53,609.90/73,981.73 = 29,736.57/x
  3. Step 3: Cross multiply
    53,609.90x = 73,981.73 × 29,736.57
  4. Step 4: Simplify right side
    53,609.90x = 2,199,962,892.87
  5. Step 5: Solve for x
    x = 2,199,962,892.87/53,609.90
  6. Step 6: Final answer
    x = 41,036.51

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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.