Home / 49,348.52-74,056.76-42,768.08

Finding the Fourth Proportional to 49,348.52, 74,056.76 and 42,768.08

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Solution

The fourth proportional to 49,348.52, 74,056.76 and 42,768.08 is: 64,181.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,348.52 : 74,056.76 = 42,768.08 : x
  2. Step 2: Convert to fraction form
    49,348.52/74,056.76 = 42,768.08/x
  3. Step 3: Cross multiply
    49,348.52x = 74,056.76 × 42,768.08
  4. Step 4: Simplify right side
    49,348.52x = 3,167,265,436.22
  5. Step 5: Solve for x
    x = 3,167,265,436.22/49,348.52
  6. Step 6: Final answer
    x = 64,181.57

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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.