Home / 212,185.14-292,808.79-116,691.54

Finding the Fourth Proportional to 212,185.14, 292,808.79 and 116,691.54

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Solution

The fourth proportional to 212,185.14, 292,808.79 and 116,691.54 is: 161,030.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,185.14 : 292,808.79 = 116,691.54 : x
  2. Step 2: Convert to fraction form
    212,185.14/292,808.79 = 116,691.54/x
  3. Step 3: Cross multiply
    212,185.14x = 292,808.79 × 116,691.54
  4. Step 4: Simplify right side
    212,185.14x = 34,168,308,630.64
  5. Step 5: Solve for x
    x = 34,168,308,630.64/212,185.14
  6. Step 6: Final answer
    x = 161,030.64

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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.