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Finding the Fourth Proportional to 94,201, 141,301.82 and 28,537

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Solution

The fourth proportional to 94,201, 141,301.82 and 28,537 is: 42,805.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,201 : 141,301.82 = 28,537 : x
  2. Step 2: Convert to fraction form
    94,201/141,301.82 = 28,537/x
  3. Step 3: Cross multiply
    94,201x = 141,301.82 × 28,537
  4. Step 4: Simplify right side
    94,201x = 4,032,330,037.34
  5. Step 5: Solve for x
    x = 4,032,330,037.34/94,201
  6. Step 6: Final answer
    x = 42,805.60

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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.