Home / 166,971.60-230,420.28-90,492.92

Finding the Fourth Proportional to 166,971.60, 230,420.28 and 90,492.92

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Solution

The fourth proportional to 166,971.60, 230,420.28 and 90,492.92 is: 124,879.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,971.60 : 230,420.28 = 90,492.92 : x
  2. Step 2: Convert to fraction form
    166,971.60/230,420.28 = 90,492.92/x
  3. Step 3: Cross multiply
    166,971.60x = 230,420.28 × 90,492.92
  4. Step 4: Simplify right side
    166,971.60x = 20,851,403,964.42
  5. Step 5: Solve for x
    x = 20,851,403,964.42/166,971.60
  6. Step 6: Final answer
    x = 124,879.94

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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.