Home / 93,974.08-129,676.21-53,136.21

Finding the Fourth Proportional to 93,974.08, 129,676.21 and 53,136.21

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Solution

The fourth proportional to 93,974.08, 129,676.21 and 53,136.21 is: 73,323.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,974.08 : 129,676.21 = 53,136.21 : x
  2. Step 2: Convert to fraction form
    93,974.08/129,676.21 = 53,136.21/x
  3. Step 3: Cross multiply
    93,974.08x = 129,676.21 × 53,136.21
  4. Step 4: Simplify right side
    93,974.08x = 6,890,502,326.56
  5. Step 5: Solve for x
    x = 6,890,502,326.56/93,974.08
  6. Step 6: Final answer
    x = 73,323.43

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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.