Home / 70,220.67-96,897.57-40,004.19

Finding the Fourth Proportional to 70,220.67, 96,897.57 and 40,004.19

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Solution

The fourth proportional to 70,220.67, 96,897.57 and 40,004.19 is: 55,201.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,220.67 : 96,897.57 = 40,004.19 : x
  2. Step 2: Convert to fraction form
    70,220.67/96,897.57 = 40,004.19/x
  3. Step 3: Cross multiply
    70,220.67x = 96,897.57 × 40,004.19
  4. Step 4: Simplify right side
    70,220.67x = 3,876,308,800.82
  5. Step 5: Solve for x
    x = 3,876,308,800.82/70,220.67
  6. Step 6: Final answer
    x = 55,201.82

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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.