Home / 47,962.17-66,229.58-30,087.90

Finding the Fourth Proportional to 47,962.17, 66,229.58 and 30,087.90

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Solution

The fourth proportional to 47,962.17, 66,229.58 and 30,087.90 is: 41,547.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,962.17 : 66,229.58 = 30,087.90 : x
  2. Step 2: Convert to fraction form
    47,962.17/66,229.58 = 30,087.90/x
  3. Step 3: Cross multiply
    47,962.17x = 66,229.58 × 30,087.90
  4. Step 4: Simplify right side
    47,962.17x = 1,992,709,055.30
  5. Step 5: Solve for x
    x = 1,992,709,055.30/47,962.17
  6. Step 6: Final answer
    x = 41,547.52

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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.