Home / 228,661.06-342,988.48-70,889.52

Finding the Fourth Proportional to 228,661.06, 342,988.48 and 70,889.52

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Solution

The fourth proportional to 228,661.06, 342,988.48 and 70,889.52 is: 106,333.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,661.06 : 342,988.48 = 70,889.52 : x
  2. Step 2: Convert to fraction form
    228,661.06/342,988.48 = 70,889.52/x
  3. Step 3: Cross multiply
    228,661.06x = 342,988.48 × 70,889.52
  4. Step 4: Simplify right side
    228,661.06x = 24,314,288,712.73
  5. Step 5: Solve for x
    x = 24,314,288,712.73/228,661.06
  6. Step 6: Final answer
    x = 106,333.32

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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.