Home / 109,965.36-164,946.60-26,860.08

Finding the Fourth Proportional to 109,965.36, 164,946.60 and 26,860.08

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Solution

The fourth proportional to 109,965.36, 164,946.60 and 26,860.08 is: 40,289.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,965.36 : 164,946.60 = 26,860.08 : x
  2. Step 2: Convert to fraction form
    109,965.36/164,946.60 = 26,860.08/x
  3. Step 3: Cross multiply
    109,965.36x = 164,946.60 × 26,860.08
  4. Step 4: Simplify right side
    109,965.36x = 4,430,478,871.73
  5. Step 5: Solve for x
    x = 4,430,478,871.73/109,965.36
  6. Step 6: Final answer
    x = 40,289.77

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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.