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Finding the Fourth Proportional to 19,354.95, 26,702.06 and 14,038.11

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Solution

The fourth proportional to 19,354.95, 26,702.06 and 14,038.11 is: 19,366.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,354.95 : 26,702.06 = 14,038.11 : x
  2. Step 2: Convert to fraction form
    19,354.95/26,702.06 = 14,038.11/x
  3. Step 3: Cross multiply
    19,354.95x = 26,702.06 × 14,038.11
  4. Step 4: Simplify right side
    19,354.95x = 374,846,385.32
  5. Step 5: Solve for x
    x = 374,846,385.32/19,354.95
  6. Step 6: Final answer
    x = 19,366.95

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1.5x scale

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.