Home / 53,611.78-73,981.65-29,736.34

Finding the Fourth Proportional to 53,611.78, 73,981.65 and 29,736.34

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Solution

The fourth proportional to 53,611.78, 73,981.65 and 29,736.34 is: 41,034.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,611.78 : 73,981.65 = 29,736.34 : x
  2. Step 2: Convert to fraction form
    53,611.78/73,981.65 = 29,736.34/x
  3. Step 3: Cross multiply
    53,611.78x = 73,981.65 × 29,736.34
  4. Step 4: Simplify right side
    53,611.78x = 2,199,943,498.16
  5. Step 5: Solve for x
    x = 2,199,943,498.16/53,611.78
  6. Step 6: Final answer
    x = 41,034.70

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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.