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Finding the Fourth Proportional to 169,368.93, 254,053.49 and 43,018.65

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Solution

The fourth proportional to 169,368.93, 254,053.49 and 43,018.65 is: 64,528.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,368.93 : 254,053.49 = 43,018.65 : x
  2. Step 2: Convert to fraction form
    169,368.93/254,053.49 = 43,018.65/x
  3. Step 3: Cross multiply
    169,368.93x = 254,053.49 × 43,018.65
  4. Step 4: Simplify right side
    169,368.93x = 10,929,037,952.50
  5. Step 5: Solve for x
    x = 10,929,037,952.50/169,368.93
  6. Step 6: Final answer
    x = 64,528.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.