Home / 94,158.82-129,961.80-53,895.92

Finding the Fourth Proportional to 94,158.82, 129,961.80 and 53,895.92

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Solution

The fourth proportional to 94,158.82, 129,961.80 and 53,895.92 is: 74,389.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,158.82 : 129,961.80 = 53,895.92 : x
  2. Step 2: Convert to fraction form
    94,158.82/129,961.80 = 53,895.92/x
  3. Step 3: Cross multiply
    94,158.82x = 129,961.80 × 53,895.92
  4. Step 4: Simplify right side
    94,158.82x = 7,004,410,506.38
  5. Step 5: Solve for x
    x = 7,004,410,506.38/94,158.82
  6. Step 6: Final answer
    x = 74,389.32

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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.