Home / 93,961.83-129,579.24-74,904.81

Finding the Fourth Proportional to 93,961.83, 129,579.24 and 74,904.81

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Solution

The fourth proportional to 93,961.83, 129,579.24 and 74,904.81 is: 103,298.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,961.83 : 129,579.24 = 74,904.81 : x
  2. Step 2: Convert to fraction form
    93,961.83/129,579.24 = 74,904.81/x
  3. Step 3: Cross multiply
    93,961.83x = 129,579.24 × 74,904.81
  4. Step 4: Simplify right side
    93,961.83x = 9,706,108,352.14
  5. Step 5: Solve for x
    x = 9,706,108,352.14/93,961.83
  6. Step 6: Final answer
    x = 103,298.42

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1.5x scale

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.