Home / 124,564.21-171,908.12-70,846.02

Finding the Fourth Proportional to 124,564.21, 171,908.12 and 70,846.02

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Solution

The fourth proportional to 124,564.21, 171,908.12 and 70,846.02 is: 97,772.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,564.21 : 171,908.12 = 70,846.02 : x
  2. Step 2: Convert to fraction form
    124,564.21/171,908.12 = 70,846.02/x
  3. Step 3: Cross multiply
    124,564.21x = 171,908.12 × 70,846.02
  4. Step 4: Simplify right side
    124,564.21x = 12,179,006,107.68
  5. Step 5: Solve for x
    x = 12,179,006,107.68/124,564.21
  6. Step 6: Final answer
    x = 97,772.92

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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.