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Finding the Fourth Proportional to 39,610, 54,653.27 and 23,482.40

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Solution

The fourth proportional to 39,610, 54,653.27 and 23,482.40 is: 32,400.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,610 : 54,653.27 = 23,482.40 : x
  2. Step 2: Convert to fraction form
    39,610/54,653.27 = 23,482.40/x
  3. Step 3: Cross multiply
    39,610x = 54,653.27 × 23,482.40
  4. Step 4: Simplify right side
    39,610x = 1,283,389,947.45
  5. Step 5: Solve for x
    x = 1,283,389,947.45/39,610
  6. Step 6: Final answer
    x = 32,400.66

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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.