Home / 86,946.22-119,928.63-68,050.54

Finding the Fourth Proportional to 86,946.22, 119,928.63 and 68,050.54

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Solution

The fourth proportional to 86,946.22, 119,928.63 and 68,050.54 is: 93,865.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,946.22 : 119,928.63 = 68,050.54 : x
  2. Step 2: Convert to fraction form
    86,946.22/119,928.63 = 68,050.54/x
  3. Step 3: Cross multiply
    86,946.22x = 119,928.63 × 68,050.54
  4. Step 4: Simplify right side
    86,946.22x = 8,161,208,032.96
  5. Step 5: Solve for x
    x = 8,161,208,032.96/86,946.22
  6. Step 6: Final answer
    x = 93,865.01

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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.