Home / 185,539.63-278,327.66-52,420.92

Finding the Fourth Proportional to 185,539.63, 278,327.66 and 52,420.92

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Solution

The fourth proportional to 185,539.63, 278,327.66 and 52,420.92 is: 78,636.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,539.63 : 278,327.66 = 52,420.92 : x
  2. Step 2: Convert to fraction form
    185,539.63/278,327.66 = 52,420.92/x
  3. Step 3: Cross multiply
    185,539.63x = 278,327.66 × 52,420.92
  4. Step 4: Simplify right side
    185,539.63x = 14,590,192,129.70
  5. Step 5: Solve for x
    x = 14,590,192,129.70/185,539.63
  6. Step 6: Final answer
    x = 78,636.53

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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.