Home / 185,461.33-278,153.07-52,310.45

Finding the Fourth Proportional to 185,461.33, 278,153.07 and 52,310.45

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Solution

The fourth proportional to 185,461.33, 278,153.07 and 52,310.45 is: 78,454.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,461.33 : 278,153.07 = 52,310.45 : x
  2. Step 2: Convert to fraction form
    185,461.33/278,153.07 = 52,310.45/x
  3. Step 3: Cross multiply
    185,461.33x = 278,153.07 × 52,310.45
  4. Step 4: Simplify right side
    185,461.33x = 14,550,311,814.81
  5. Step 5: Solve for x
    x = 14,550,311,814.81/185,461.33
  6. Step 6: Final answer
    x = 78,454.69

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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.