Home / 118,521.96-163,554.57-67,546.65

Finding the Fourth Proportional to 118,521.96, 163,554.57 and 67,546.65

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Solution

The fourth proportional to 118,521.96, 163,554.57 and 67,546.65 is: 93,211.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,521.96 : 163,554.57 = 67,546.65 : x
  2. Step 2: Convert to fraction form
    118,521.96/163,554.57 = 67,546.65/x
  3. Step 3: Cross multiply
    118,521.96x = 163,554.57 × 67,546.65
  4. Step 4: Simplify right side
    118,521.96x = 11,047,563,295.69
  5. Step 5: Solve for x
    x = 11,047,563,295.69/118,521.96
  6. Step 6: Final answer
    x = 93,211.11

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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.