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Finding the Fourth Proportional to 169,212.12, 233,537.22 and 97,577.88

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Solution

The fourth proportional to 169,212.12, 233,537.22 and 97,577.88 is: 134,671.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,212.12 : 233,537.22 = 97,577.88 : x
  2. Step 2: Convert to fraction form
    169,212.12/233,537.22 = 97,577.88/x
  3. Step 3: Cross multiply
    169,212.12x = 233,537.22 × 97,577.88
  4. Step 4: Simplify right side
    169,212.12x = 22,788,066,828.69
  5. Step 5: Solve for x
    x = 22,788,066,828.69/169,212.12
  6. Step 6: Final answer
    x = 134,671.60

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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.