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Finding the Fourth Proportional to 169,101.84, 232,829.43 and 143,555.25

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Solution

The fourth proportional to 169,101.84, 232,829.43 and 143,555.25 is: 197,655.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,101.84 : 232,829.43 = 143,555.25 : x
  2. Step 2: Convert to fraction form
    169,101.84/232,829.43 = 143,555.25/x
  3. Step 3: Cross multiply
    169,101.84x = 232,829.43 × 143,555.25
  4. Step 4: Simplify right side
    169,101.84x = 33,423,887,031.01
  5. Step 5: Solve for x
    x = 33,423,887,031.01/169,101.84
  6. Step 6: Final answer
    x = 197,655.37

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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.