Home / 53,609.86-73,981.56-29,736.70

Finding the Fourth Proportional to 53,609.86, 73,981.56 and 29,736.70

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Solution

The fourth proportional to 53,609.86, 73,981.56 and 29,736.70 is: 41,036.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,609.86 : 73,981.56 = 29,736.70 : x
  2. Step 2: Convert to fraction form
    53,609.86/73,981.56 = 29,736.70/x
  3. Step 3: Cross multiply
    53,609.86x = 73,981.56 × 29,736.70
  4. Step 4: Simplify right side
    53,609.86x = 2,199,967,455.25
  5. Step 5: Solve for x
    x = 2,199,967,455.25/53,609.86
  6. Step 6: Final answer
    x = 41,036.62

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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.