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Finding the Fourth Proportional to 169,507.55, 233,941.16 and 97,887.49

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Solution

The fourth proportional to 169,507.55, 233,941.16 and 97,887.49 is: 135,096.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,507.55 : 233,941.16 = 97,887.49 : x
  2. Step 2: Convert to fraction form
    169,507.55/233,941.16 = 97,887.49/x
  3. Step 3: Cross multiply
    169,507.55x = 233,941.16 × 97,887.49
  4. Step 4: Simplify right side
    169,507.55x = 22,899,912,619.95
  5. Step 5: Solve for x
    x = 22,899,912,619.95/169,507.55
  6. Step 6: Final answer
    x = 135,096.71

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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.