Home / 94,938.83-142,283.67-69,861.45

Finding the Fourth Proportional to 94,938.83, 142,283.67 and 69,861.45

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Solution

The fourth proportional to 94,938.83, 142,283.67 and 69,861.45 is: 104,700.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,938.83 : 142,283.67 = 69,861.45 : x
  2. Step 2: Convert to fraction form
    94,938.83/142,283.67 = 69,861.45/x
  3. Step 3: Cross multiply
    94,938.83x = 142,283.67 × 69,861.45
  4. Step 4: Simplify right side
    94,938.83x = 9,940,143,497.52
  5. Step 5: Solve for x
    x = 9,940,143,497.52/94,938.83
  6. Step 6: Final answer
    x = 104,700.51

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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.