Home / 166,299.51-229,492.93-90,848.55

Finding the Fourth Proportional to 166,299.51, 229,492.93 and 90,848.55

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Solution

The fourth proportional to 166,299.51, 229,492.93 and 90,848.55 is: 125,370.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,299.51 : 229,492.93 = 90,848.55 : x
  2. Step 2: Convert to fraction form
    166,299.51/229,492.93 = 90,848.55/x
  3. Step 3: Cross multiply
    166,299.51x = 229,492.93 × 90,848.55
  4. Step 4: Simplify right side
    166,299.51x = 20,849,099,925.75
  5. Step 5: Solve for x
    x = 20,849,099,925.75/166,299.51
  6. Step 6: Final answer
    x = 125,370.78

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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.