Home / 70,370.07-105,564.83-23,636.31

Finding the Fourth Proportional to 70,370.07, 105,564.83 and 23,636.31

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Solution

The fourth proportional to 70,370.07, 105,564.83 and 23,636.31 is: 35,457.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,370.07 : 105,564.83 = 23,636.31 : x
  2. Step 2: Convert to fraction form
    70,370.07/105,564.83 = 23,636.31/x
  3. Step 3: Cross multiply
    70,370.07x = 105,564.83 × 23,636.31
  4. Step 4: Simplify right side
    70,370.07x = 2,495,162,928.80
  5. Step 5: Solve for x
    x = 2,495,162,928.80/70,370.07
  6. Step 6: Final answer
    x = 35,457.73

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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.