Home / 166,689.35-250,109.93-70,652.89

Finding the Fourth Proportional to 166,689.35, 250,109.93 and 70,652.89

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Solution

The fourth proportional to 166,689.35, 250,109.93 and 70,652.89 is: 106,011.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,689.35 : 250,109.93 = 70,652.89 : x
  2. Step 2: Convert to fraction form
    166,689.35/250,109.93 = 70,652.89/x
  3. Step 3: Cross multiply
    166,689.35x = 250,109.93 × 70,652.89
  4. Step 4: Simplify right side
    166,689.35x = 17,670,988,121.65
  5. Step 5: Solve for x
    x = 17,670,988,121.65/166,689.35
  6. Step 6: Final answer
    x = 106,011.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.