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Finding the Fourth Proportional to 14,746.16, 20,347.94 and 8,373.48

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Solution

The fourth proportional to 14,746.16, 20,347.94 and 8,373.48 is: 11,554.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,746.16 : 20,347.94 = 8,373.48 : x
  2. Step 2: Convert to fraction form
    14,746.16/20,347.94 = 8,373.48/x
  3. Step 3: Cross multiply
    14,746.16x = 20,347.94 × 8,373.48
  4. Step 4: Simplify right side
    14,746.16x = 170,383,068.63
  5. Step 5: Solve for x
    x = 170,383,068.63/14,746.16
  6. Step 6: Final answer
    x = 11,554.40

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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.