Home / 93,940.10-129,634.65-53,653.02

Finding the Fourth Proportional to 93,940.10, 129,634.65 and 53,653.02

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Solution

The fourth proportional to 93,940.10, 129,634.65 and 53,653.02 is: 74,039.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,940.10 : 129,634.65 = 53,653.02 : x
  2. Step 2: Convert to fraction form
    93,940.10/129,634.65 = 53,653.02/x
  3. Step 3: Cross multiply
    93,940.10x = 129,634.65 × 53,653.02
  4. Step 4: Simplify right side
    93,940.10x = 6,955,290,955.27
  5. Step 5: Solve for x
    x = 6,955,290,955.27/93,940.10
  6. Step 6: Final answer
    x = 74,039.64

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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.