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Finding the Fourth Proportional to 169,986.32, 234,598.33 and 97,398.84

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Solution

The fourth proportional to 169,986.32, 234,598.33 and 97,398.84 is: 134,420.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,986.32 : 234,598.33 = 97,398.84 : x
  2. Step 2: Convert to fraction form
    169,986.32/234,598.33 = 97,398.84/x
  3. Step 3: Cross multiply
    169,986.32x = 234,598.33 × 97,398.84
  4. Step 4: Simplify right side
    169,986.32x = 22,849,605,948.01
  5. Step 5: Solve for x
    x = 22,849,605,948.01/169,986.32
  6. Step 6: Final answer
    x = 134,420.26

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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.