Home / 154,758.03-213,475.37-97,306.30

Finding the Fourth Proportional to 154,758.03, 213,475.37 and 97,306.30

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Solution

The fourth proportional to 154,758.03, 213,475.37 and 97,306.30 is: 134,225.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,758.03 : 213,475.37 = 97,306.30 : x
  2. Step 2: Convert to fraction form
    154,758.03/213,475.37 = 97,306.30/x
  3. Step 3: Cross multiply
    154,758.03x = 213,475.37 × 97,306.30
  4. Step 4: Simplify right side
    154,758.03x = 20,772,496,975.34
  5. Step 5: Solve for x
    x = 20,772,496,975.34/154,758.03
  6. Step 6: Final answer
    x = 134,225.65

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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.