Home / 104,761.56-144,403.11-70,759.38

Finding the Fourth Proportional to 104,761.56, 144,403.11 and 70,759.38

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Solution

The fourth proportional to 104,761.56, 144,403.11 and 70,759.38 is: 97,534.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,761.56 : 144,403.11 = 70,759.38 : x
  2. Step 2: Convert to fraction form
    104,761.56/144,403.11 = 70,759.38/x
  3. Step 3: Cross multiply
    104,761.56x = 144,403.11 × 70,759.38
  4. Step 4: Simplify right side
    104,761.56x = 10,217,874,533.67
  5. Step 5: Solve for x
    x = 10,217,874,533.67/104,761.56
  6. Step 6: Final answer
    x = 97,534.58

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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.