Home / 49,307.34-68,036.31-28,087.02

Finding the Fourth Proportional to 49,307.34, 68,036.31 and 28,087.02

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Solution

The fourth proportional to 49,307.34, 68,036.31 and 28,087.02 is: 38,755.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,307.34 : 68,036.31 = 28,087.02 : x
  2. Step 2: Convert to fraction form
    49,307.34/68,036.31 = 28,087.02/x
  3. Step 3: Cross multiply
    49,307.34x = 68,036.31 × 28,087.02
  4. Step 4: Simplify right side
    49,307.34x = 1,910,937,199.70
  5. Step 5: Solve for x
    x = 1,910,937,199.70/49,307.34
  6. Step 6: Final answer
    x = 38,755.63

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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.