Home / 124,607.28-171,961.94-70,900.03

Finding the Fourth Proportional to 124,607.28, 171,961.94 and 70,900.03

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Solution

The fourth proportional to 124,607.28, 171,961.94 and 70,900.03 is: 97,844.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,607.28 : 171,961.94 = 70,900.03 : x
  2. Step 2: Convert to fraction form
    124,607.28/171,961.94 = 70,900.03/x
  3. Step 3: Cross multiply
    124,607.28x = 171,961.94 × 70,900.03
  4. Step 4: Simplify right side
    124,607.28x = 12,192,105,490.55
  5. Step 5: Solve for x
    x = 12,192,105,490.55/124,607.28
  6. Step 6: Final answer
    x = 97,844.25

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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.