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Finding the Fourth Proportional to 169,491.79, 233,896.55 and 97,870.24

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Solution

The fourth proportional to 169,491.79, 233,896.55 and 97,870.24 is: 135,059.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,491.79 : 233,896.55 = 97,870.24 : x
  2. Step 2: Convert to fraction form
    169,491.79/233,896.55 = 97,870.24/x
  3. Step 3: Cross multiply
    169,491.79x = 233,896.55 × 97,870.24
  4. Step 4: Simplify right side
    169,491.79x = 22,891,511,483.67
  5. Step 5: Solve for x
    x = 22,891,511,483.67/169,491.79
  6. Step 6: Final answer
    x = 135,059.71

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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.