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Finding the Fourth Proportional to 73,897.80, 110,862.90 and 23,969.40

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Solution

The fourth proportional to 73,897.80, 110,862.90 and 23,969.40 is: 35,959.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,897.80 : 110,862.90 = 23,969.40 : x
  2. Step 2: Convert to fraction form
    73,897.80/110,862.90 = 23,969.40/x
  3. Step 3: Cross multiply
    73,897.80x = 110,862.90 × 23,969.40
  4. Step 4: Simplify right side
    73,897.80x = 2,657,317,195.26
  5. Step 5: Solve for x
    x = 2,657,317,195.26/73,897.80
  6. Step 6: Final answer
    x = 35,959.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.