Home / 102,453.33-153,643.10-43,293.63

Finding the Fourth Proportional to 102,453.33, 153,643.10 and 43,293.63

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Solution

The fourth proportional to 102,453.33, 153,643.10 and 43,293.63 is: 64,924.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,453.33 : 153,643.10 = 43,293.63 : x
  2. Step 2: Convert to fraction form
    102,453.33/153,643.10 = 43,293.63/x
  3. Step 3: Cross multiply
    102,453.33x = 153,643.10 × 43,293.63
  4. Step 4: Simplify right side
    102,453.33x = 6,651,767,883.15
  5. Step 5: Solve for x
    x = 6,651,767,883.15/102,453.33
  6. Step 6: Final answer
    x = 64,924.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.