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Finding the Fourth Proportional to 46,683.40, 70,025.10 and 25,615.30

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Solution

The fourth proportional to 46,683.40, 70,025.10 and 25,615.30 is: 38,422.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,683.40 : 70,025.10 = 25,615.30 : x
  2. Step 2: Convert to fraction form
    46,683.40/70,025.10 = 25,615.30/x
  3. Step 3: Cross multiply
    46,683.40x = 70,025.10 × 25,615.30
  4. Step 4: Simplify right side
    46,683.40x = 1,793,713,944.03
  5. Step 5: Solve for x
    x = 1,793,713,944.03/46,683.40
  6. Step 6: Final answer
    x = 38,422.95

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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.