Home / 103,271.86-154,920.75-33,132.34

Finding the Fourth Proportional to 103,271.86, 154,920.75 and 33,132.34

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Solution

The fourth proportional to 103,271.86, 154,920.75 and 33,132.34 is: 49,702.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,271.86 : 154,920.75 = 33,132.34 : x
  2. Step 2: Convert to fraction form
    103,271.86/154,920.75 = 33,132.34/x
  3. Step 3: Cross multiply
    103,271.86x = 154,920.75 × 33,132.34
  4. Step 4: Simplify right side
    103,271.86x = 5,132,886,962.06
  5. Step 5: Solve for x
    x = 5,132,886,962.06/103,271.86
  6. Step 6: Final answer
    x = 49,702.67

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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.