Home / 61,003.76-84,188.41-38,334.36

Finding the Fourth Proportional to 61,003.76, 84,188.41 and 38,334.36

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Solution

The fourth proportional to 61,003.76, 84,188.41 and 38,334.36 is: 52,903.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,003.76 : 84,188.41 = 38,334.36 : x
  2. Step 2: Convert to fraction form
    61,003.76/84,188.41 = 38,334.36/x
  3. Step 3: Cross multiply
    61,003.76x = 84,188.41 × 38,334.36
  4. Step 4: Simplify right side
    61,003.76x = 3,227,308,816.77
  5. Step 5: Solve for x
    x = 3,227,308,816.77/61,003.76
  6. Step 6: Final answer
    x = 52,903.44

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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.