Home / 53,911.08-74,395.08-30,037.32

Finding the Fourth Proportional to 53,911.08, 74,395.08 and 30,037.32

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Solution

The fourth proportional to 53,911.08, 74,395.08 and 30,037.32 is: 41,450.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,911.08 : 74,395.08 = 30,037.32 : x
  2. Step 2: Convert to fraction form
    53,911.08/74,395.08 = 30,037.32/x
  3. Step 3: Cross multiply
    53,911.08x = 74,395.08 × 30,037.32
  4. Step 4: Simplify right side
    53,911.08x = 2,234,628,824.39
  5. Step 5: Solve for x
    x = 2,234,628,824.39/53,911.08
  6. Step 6: Final answer
    x = 41,450.27

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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.