Home / 96,636.12-145,004.84-70,200.48

Finding the Fourth Proportional to 96,636.12, 145,004.84 and 70,200.48

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Solution

The fourth proportional to 96,636.12, 145,004.84 and 70,200.48 is: 105,337.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,636.12 : 145,004.84 = 70,200.48 : x
  2. Step 2: Convert to fraction form
    96,636.12/145,004.84 = 70,200.48/x
  3. Step 3: Cross multiply
    96,636.12x = 145,004.84 × 70,200.48
  4. Step 4: Simplify right side
    96,636.12x = 10,179,409,370.32
  5. Step 5: Solve for x
    x = 10,179,409,370.32/96,636.12
  6. Step 6: Final answer
    x = 105,337.52

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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.