Home / 37,245.90-55,852.65-12,276.30

Finding the Fourth Proportional to 37,245.90, 55,852.65 and 12,276.30

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Solution

The fourth proportional to 37,245.90, 55,852.65 and 12,276.30 is: 18,409.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,245.90 : 55,852.65 = 12,276.30 : x
  2. Step 2: Convert to fraction form
    37,245.90/55,852.65 = 12,276.30/x
  3. Step 3: Cross multiply
    37,245.90x = 55,852.65 × 12,276.30
  4. Step 4: Simplify right side
    37,245.90x = 685,663,887.20
  5. Step 5: Solve for x
    x = 685,663,887.20/37,245.90
  6. Step 6: Final answer
    x = 18,409.11

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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.