Home / 49,980.04-68,970.36-27,318.64

Finding the Fourth Proportional to 49,980.04, 68,970.36 and 27,318.64

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Solution

The fourth proportional to 49,980.04, 68,970.36 and 27,318.64 is: 37,698.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,980.04 : 68,970.36 = 27,318.64 : x
  2. Step 2: Convert to fraction form
    49,980.04/68,970.36 = 27,318.64/x
  3. Step 3: Cross multiply
    49,980.04x = 68,970.36 × 27,318.64
  4. Step 4: Simplify right side
    49,980.04x = 1,884,176,435.51
  5. Step 5: Solve for x
    x = 1,884,176,435.51/49,980.04
  6. Step 6: Final answer
    x = 37,698.58

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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.