Home / 104,244.70-143,829.75-61,768.06

Finding the Fourth Proportional to 104,244.70, 143,829.75 and 61,768.06

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Solution

The fourth proportional to 104,244.70, 143,829.75 and 61,768.06 is: 85,223.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,244.70 : 143,829.75 = 61,768.06 : x
  2. Step 2: Convert to fraction form
    104,244.70/143,829.75 = 61,768.06/x
  3. Step 3: Cross multiply
    104,244.70x = 143,829.75 × 61,768.06
  4. Step 4: Simplify right side
    104,244.70x = 8,884,084,627.79
  5. Step 5: Solve for x
    x = 8,884,084,627.79/104,244.70
  6. Step 6: Final answer
    x = 85,223.37

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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.