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Finding the Fourth Proportional to 169,653.51, 234,150.65 and 98,075.03

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Solution

The fourth proportional to 169,653.51, 234,150.65 and 98,075.03 is: 135,360.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,653.51 : 234,150.65 = 98,075.03 : x
  2. Step 2: Convert to fraction form
    169,653.51/234,150.65 = 98,075.03/x
  3. Step 3: Cross multiply
    169,653.51x = 234,150.65 × 98,075.03
  4. Step 4: Simplify right side
    169,653.51x = 22,964,330,362.14
  5. Step 5: Solve for x
    x = 22,964,330,362.14/169,653.51
  6. Step 6: Final answer
    x = 135,360.18

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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.