Home / 110,953.40-166,235.70-91,124.60

Finding the Fourth Proportional to 110,953.40, 166,235.70 and 91,124.60

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Solution

The fourth proportional to 110,953.40, 166,235.70 and 91,124.60 is: 136,527.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,953.40 : 166,235.70 = 91,124.60 : x
  2. Step 2: Convert to fraction form
    110,953.40/166,235.70 = 91,124.60/x
  3. Step 3: Cross multiply
    110,953.40x = 166,235.70 × 91,124.60
  4. Step 4: Simplify right side
    110,953.40x = 15,148,161,668.22
  5. Step 5: Solve for x
    x = 15,148,161,668.22/110,953.40
  6. Step 6: Final answer
    x = 136,527.24

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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.