Home / 51,975.20-77,554.56-48,801.30

Finding the Fourth Proportional to 51,975.20, 77,554.56 and 48,801.30

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Solution

The fourth proportional to 51,975.20, 77,554.56 and 48,801.30 is: 72,818.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,975.20 : 77,554.56 = 48,801.30 : x
  2. Step 2: Convert to fraction form
    51,975.20/77,554.56 = 48,801.30/x
  3. Step 3: Cross multiply
    51,975.20x = 77,554.56 × 48,801.30
  4. Step 4: Simplify right side
    51,975.20x = 3,784,763,348.93
  5. Step 5: Solve for x
    x = 3,784,763,348.93/51,975.20
  6. Step 6: Final answer
    x = 72,818.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.