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Finding the Fourth Proportional to 94,193.55, 129,950.33 and 53,885.79

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Solution

The fourth proportional to 94,193.55, 129,950.33 and 53,885.79 is: 74,341.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,193.55 : 129,950.33 = 53,885.79 : x
  2. Step 2: Convert to fraction form
    94,193.55/129,950.33 = 53,885.79/x
  3. Step 3: Cross multiply
    94,193.55x = 129,950.33 × 53,885.79
  4. Step 4: Simplify right side
    94,193.55x = 7,002,475,923.38
  5. Step 5: Solve for x
    x = 7,002,475,923.38/94,193.55
  6. Step 6: Final answer
    x = 74,341.35

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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.