Home / 116,916.83-161,346.70-70,963.18

Finding the Fourth Proportional to 116,916.83, 161,346.70 and 70,963.18

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Solution

The fourth proportional to 116,916.83, 161,346.70 and 70,963.18 is: 97,930.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,916.83 : 161,346.70 = 70,963.18 : x
  2. Step 2: Convert to fraction form
    116,916.83/161,346.70 = 70,963.18/x
  3. Step 3: Cross multiply
    116,916.83x = 161,346.70 × 70,963.18
  4. Step 4: Simplify right side
    116,916.83x = 11,449,674,522.64
  5. Step 5: Solve for x
    x = 11,449,674,522.64/116,916.83
  6. Step 6: Final answer
    x = 97,930.08

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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.