Home / 39,084.12-53,927.78-23,173.70

Finding the Fourth Proportional to 39,084.12, 53,927.78 and 23,173.70

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Solution

The fourth proportional to 39,084.12, 53,927.78 and 23,173.70 is: 31,974.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,084.12 : 53,927.78 = 23,173.70 : x
  2. Step 2: Convert to fraction form
    39,084.12/53,927.78 = 23,173.70/x
  3. Step 3: Cross multiply
    39,084.12x = 53,927.78 × 23,173.70
  4. Step 4: Simplify right side
    39,084.12x = 1,249,705,809.88
  5. Step 5: Solve for x
    x = 1,249,705,809.88/39,084.12
  6. Step 6: Final answer
    x = 31,974.77

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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.