Home / 51,612.60-77,429.70-16,555.80

Finding the Fourth Proportional to 51,612.60, 77,429.70 and 16,555.80

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Solution

The fourth proportional to 51,612.60, 77,429.70 and 16,555.80 is: 24,837.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,612.60 : 77,429.70 = 16,555.80 : x
  2. Step 2: Convert to fraction form
    51,612.60/77,429.70 = 16,555.80/x
  3. Step 3: Cross multiply
    51,612.60x = 77,429.70 × 16,555.80
  4. Step 4: Simplify right side
    51,612.60x = 1,281,910,627.26
  5. Step 5: Solve for x
    x = 1,281,910,627.26/51,612.60
  6. Step 6: Final answer
    x = 24,837.16

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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.