Home / 98,822.64-148,261.80-39,699.84

Finding the Fourth Proportional to 98,822.64, 148,261.80 and 39,699.84

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Solution

The fourth proportional to 98,822.64, 148,261.80 and 39,699.84 is: 59,560.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,822.64 : 148,261.80 = 39,699.84 : x
  2. Step 2: Convert to fraction form
    98,822.64/148,261.80 = 39,699.84/x
  3. Step 3: Cross multiply
    98,822.64x = 148,261.80 × 39,699.84
  4. Step 4: Simplify right side
    98,822.64x = 5,885,969,738.11
  5. Step 5: Solve for x
    x = 5,885,969,738.11/98,822.64
  6. Step 6: Final answer
    x = 59,560.94

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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.