Home / 102,875.16-154,261.70-32,745.36

Finding the Fourth Proportional to 102,875.16, 154,261.70 and 32,745.36

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Solution

The fourth proportional to 102,875.16, 154,261.70 and 32,745.36 is: 49,101.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,875.16 : 154,261.70 = 32,745.36 : x
  2. Step 2: Convert to fraction form
    102,875.16/154,261.70 = 32,745.36/x
  3. Step 3: Cross multiply
    102,875.16x = 154,261.70 × 32,745.36
  4. Step 4: Simplify right side
    102,875.16x = 5,051,354,900.71
  5. Step 5: Solve for x
    x = 5,051,354,900.71/102,875.16
  6. Step 6: Final answer
    x = 49,101.79

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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.