Home / 203,192.30-304,808.52-70,055.06

Finding the Fourth Proportional to 203,192.30, 304,808.52 and 70,055.06

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Solution

The fourth proportional to 203,192.30, 304,808.52 and 70,055.06 is: 105,089.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,192.30 : 304,808.52 = 70,055.06 : x
  2. Step 2: Convert to fraction form
    203,192.30/304,808.52 = 70,055.06/x
  3. Step 3: Cross multiply
    203,192.30x = 304,808.52 × 70,055.06
  4. Step 4: Simplify right side
    203,192.30x = 21,353,379,157.11
  5. Step 5: Solve for x
    x = 21,353,379,157.11/203,192.30
  6. Step 6: Final answer
    x = 105,089.51

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1.5x scale

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.