Home / 104,886.16-144,693.27-70,906.54

Finding the Fourth Proportional to 104,886.16, 144,693.27 and 70,906.54

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Solution

The fourth proportional to 104,886.16, 144,693.27 and 70,906.54 is: 97,817.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,886.16 : 144,693.27 = 70,906.54 : x
  2. Step 2: Convert to fraction form
    104,886.16/144,693.27 = 70,906.54/x
  3. Step 3: Cross multiply
    104,886.16x = 144,693.27 × 70,906.54
  4. Step 4: Simplify right side
    104,886.16x = 10,259,699,136.99
  5. Step 5: Solve for x
    x = 10,259,699,136.99/104,886.16
  6. Step 6: Final answer
    x = 97,817.47

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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.