Home / 668,968.08-1,003,443.39-163,533.51

Finding the Fourth Proportional to 668,968.08, 1,003,443.39 and 163,533.51

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Solution

The fourth proportional to 668,968.08, 1,003,443.39 and 163,533.51 is: 245,298.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,968.08 : 1,003,443.39 = 163,533.51 : x
  2. Step 2: Convert to fraction form
    668,968.08/1,003,443.39 = 163,533.51/x
  3. Step 3: Cross multiply
    668,968.08x = 1,003,443.39 × 163,533.51
  4. Step 4: Simplify right side
    668,968.08x = 164,096,619,653.00
  5. Step 5: Solve for x
    x = 164,096,619,653.00/668,968.08
  6. Step 6: Final answer
    x = 245,298.13

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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.