Home / 166,528.25-229,810.80-91,075.13

Finding the Fourth Proportional to 166,528.25, 229,810.80 and 91,075.13

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Solution

The fourth proportional to 166,528.25, 229,810.80 and 91,075.13 is: 125,684.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,528.25 : 229,810.80 = 91,075.13 : x
  2. Step 2: Convert to fraction form
    166,528.25/229,810.80 = 91,075.13/x
  3. Step 3: Cross multiply
    166,528.25x = 229,810.80 × 91,075.13
  4. Step 4: Simplify right side
    166,528.25x = 20,930,047,336.35
  5. Step 5: Solve for x
    x = 20,930,047,336.35/166,528.25
  6. Step 6: Final answer
    x = 125,684.67

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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.