Home / 185,453.03-278,106.76-65,484.40

Finding the Fourth Proportional to 185,453.03, 278,106.76 and 65,484.40

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Solution

The fourth proportional to 185,453.03, 278,106.76 and 65,484.40 is: 98,200.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,453.03 : 278,106.76 = 65,484.40 : x
  2. Step 2: Convert to fraction form
    185,453.03/278,106.76 = 65,484.40/x
  3. Step 3: Cross multiply
    185,453.03x = 278,106.76 × 65,484.40
  4. Step 4: Simplify right side
    185,453.03x = 18,211,654,314.54
  5. Step 5: Solve for x
    x = 18,211,654,314.54/185,453.03
  6. Step 6: Final answer
    x = 98,200.90

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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.