Home / 189,207.30-261,094.16-104,325.06

Finding the Fourth Proportional to 189,207.30, 261,094.16 and 104,325.06

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Solution

The fourth proportional to 189,207.30, 261,094.16 and 104,325.06 is: 143,962.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,207.30 : 261,094.16 = 104,325.06 : x
  2. Step 2: Convert to fraction form
    189,207.30/261,094.16 = 104,325.06/x
  3. Step 3: Cross multiply
    189,207.30x = 261,094.16 × 104,325.06
  4. Step 4: Simplify right side
    189,207.30x = 27,238,663,907.65
  5. Step 5: Solve for x
    x = 27,238,663,907.65/189,207.30
  6. Step 6: Final answer
    x = 143,962.01

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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.