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Finding the Fourth Proportional to 169,012.66, 233,240.62 and 97,380.58

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Solution

The fourth proportional to 169,012.66, 233,240.62 and 97,380.58 is: 134,387.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,012.66 : 233,240.62 = 97,380.58 : x
  2. Step 2: Convert to fraction form
    169,012.66/233,240.62 = 97,380.58/x
  3. Step 3: Cross multiply
    169,012.66x = 233,240.62 × 97,380.58
  4. Step 4: Simplify right side
    169,012.66x = 22,713,106,855.16
  5. Step 5: Solve for x
    x = 22,713,106,855.16/169,012.66
  6. Step 6: Final answer
    x = 134,387.01

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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.