Home / 188,696.23-283,035.12-70,358.34

Finding the Fourth Proportional to 188,696.23, 283,035.12 and 70,358.34

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Solution

The fourth proportional to 188,696.23, 283,035.12 and 70,358.34 is: 105,534.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,696.23 : 283,035.12 = 70,358.34 : x
  2. Step 2: Convert to fraction form
    188,696.23/283,035.12 = 70,358.34/x
  3. Step 3: Cross multiply
    188,696.23x = 283,035.12 × 70,358.34
  4. Step 4: Simplify right side
    188,696.23x = 19,913,881,204.90
  5. Step 5: Solve for x
    x = 19,913,881,204.90/188,696.23
  6. Step 6: Final answer
    x = 105,534.07

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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.