Home / 98,767.58-136,299.62-53,445.56

Finding the Fourth Proportional to 98,767.58, 136,299.62 and 53,445.56

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Solution

The fourth proportional to 98,767.58, 136,299.62 and 53,445.56 is: 73,755.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,767.58 : 136,299.62 = 53,445.56 : x
  2. Step 2: Convert to fraction form
    98,767.58/136,299.62 = 53,445.56/x
  3. Step 3: Cross multiply
    98,767.58x = 136,299.62 × 53,445.56
  4. Step 4: Simplify right side
    98,767.58x = 7,284,610,348.82
  5. Step 5: Solve for x
    x = 7,284,610,348.82/98,767.58
  6. Step 6: Final answer
    x = 73,755.07

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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.