Home / 37,200.08-51,336.60-21,068.24

Finding the Fourth Proportional to 37,200.08, 51,336.60 and 21,068.24

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Solution

The fourth proportional to 37,200.08, 51,336.60 and 21,068.24 is: 29,074.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,200.08 : 51,336.60 = 21,068.24 : x
  2. Step 2: Convert to fraction form
    37,200.08/51,336.60 = 21,068.24/x
  3. Step 3: Cross multiply
    37,200.08x = 51,336.60 × 21,068.24
  4. Step 4: Simplify right side
    37,200.08x = 1,081,571,809.58
  5. Step 5: Solve for x
    x = 1,081,571,809.58/37,200.08
  6. Step 6: Final answer
    x = 29,074.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.