Home / 93,984.78-129,687.01-53,701.15

Finding the Fourth Proportional to 93,984.78, 129,687.01 and 53,701.15

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Solution

The fourth proportional to 93,984.78, 129,687.01 and 53,701.15 is: 74,100.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,984.78 : 129,687.01 = 53,701.15 : x
  2. Step 2: Convert to fraction form
    93,984.78/129,687.01 = 53,701.15/x
  3. Step 3: Cross multiply
    93,984.78x = 129,687.01 × 53,701.15
  4. Step 4: Simplify right side
    93,984.78x = 6,964,341,308.56
  5. Step 5: Solve for x
    x = 6,964,341,308.56/93,984.78
  6. Step 6: Final answer
    x = 74,100.74

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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.