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Finding the Fourth Proportional to 35,527.80, 53,291.70 and 14,467.80

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Solution

The fourth proportional to 35,527.80, 53,291.70 and 14,467.80 is: 21,701.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,527.80 : 53,291.70 = 14,467.80 : x
  2. Step 2: Convert to fraction form
    35,527.80/53,291.70 = 14,467.80/x
  3. Step 3: Cross multiply
    35,527.80x = 53,291.70 × 14,467.80
  4. Step 4: Simplify right side
    35,527.80x = 771,013,657.26
  5. Step 5: Solve for x
    x = 771,013,657.26/35,527.80
  6. Step 6: Final answer
    x = 21,701.70

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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.