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Finding the Fourth Proportional to 46,806.40, 70,209.60 and 33,750.40

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Solution

The fourth proportional to 46,806.40, 70,209.60 and 33,750.40 is: 50,625.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,806.40 : 70,209.60 = 33,750.40 : x
  2. Step 2: Convert to fraction form
    46,806.40/70,209.60 = 33,750.40/x
  3. Step 3: Cross multiply
    46,806.40x = 70,209.60 × 33,750.40
  4. Step 4: Simplify right side
    46,806.40x = 2,369,602,083.84
  5. Step 5: Solve for x
    x = 2,369,602,083.84/46,806.40
  6. Step 6: Final answer
    x = 50,625.60

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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.