Home / 148,299.04-204,655.98-84,635.56

Finding the Fourth Proportional to 148,299.04, 204,655.98 and 84,635.56

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Solution

The fourth proportional to 148,299.04, 204,655.98 and 84,635.56 is: 116,798.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,299.04 : 204,655.98 = 84,635.56 : x
  2. Step 2: Convert to fraction form
    148,299.04/204,655.98 = 84,635.56/x
  3. Step 3: Cross multiply
    148,299.04x = 204,655.98 × 84,635.56
  4. Step 4: Simplify right side
    148,299.04x = 17,321,173,474.65
  5. Step 5: Solve for x
    x = 17,321,173,474.65/148,299.04
  6. Step 6: Final answer
    x = 116,798.96

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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.