Home / 196,085.60-270,598.13-111,202.66

Finding the Fourth Proportional to 196,085.60, 270,598.13 and 111,202.66

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Solution

The fourth proportional to 196,085.60, 270,598.13 and 111,202.66 is: 153,459.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,085.60 : 270,598.13 = 111,202.66 : x
  2. Step 2: Convert to fraction form
    196,085.60/270,598.13 = 111,202.66/x
  3. Step 3: Cross multiply
    196,085.60x = 270,598.13 × 111,202.66
  4. Step 4: Simplify right side
    196,085.60x = 30,091,233,432.84
  5. Step 5: Solve for x
    x = 30,091,233,432.84/196,085.60
  6. Step 6: Final answer
    x = 153,459.68

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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.