Home / 103,318.17-154,829.39-58,853.09

Finding the Fourth Proportional to 103,318.17, 154,829.39 and 58,853.09

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Solution

The fourth proportional to 103,318.17, 154,829.39 and 58,853.09 is: 88,195.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,318.17 : 154,829.39 = 58,853.09 : x
  2. Step 2: Convert to fraction form
    103,318.17/154,829.39 = 58,853.09/x
  3. Step 3: Cross multiply
    103,318.17x = 154,829.39 × 58,853.09
  4. Step 4: Simplify right side
    103,318.17x = 9,112,186,955.90
  5. Step 5: Solve for x
    x = 9,112,186,955.90/103,318.17
  6. Step 6: Final answer
    x = 88,195.40

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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.