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Finding the Fourth Proportional to 30,004.80, 44,920.80 and 26,894.40

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Solution

The fourth proportional to 30,004.80, 44,920.80 and 26,894.40 is: 40,264.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,004.80 : 44,920.80 = 26,894.40 : x
  2. Step 2: Convert to fraction form
    30,004.80/44,920.80 = 26,894.40/x
  3. Step 3: Cross multiply
    30,004.80x = 44,920.80 × 26,894.40
  4. Step 4: Simplify right side
    30,004.80x = 1,208,117,963.52
  5. Step 5: Solve for x
    x = 1,208,117,963.52/30,004.80
  6. Step 6: Final answer
    x = 40,264.16

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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.