Home / 84,861.24-127,243.08-34,975.77

Finding the Fourth Proportional to 84,861.24, 127,243.08 and 34,975.77

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Solution

The fourth proportional to 84,861.24, 127,243.08 and 34,975.77 is: 52,443.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,861.24 : 127,243.08 = 34,975.77 : x
  2. Step 2: Convert to fraction form
    84,861.24/127,243.08 = 34,975.77/x
  3. Step 3: Cross multiply
    84,861.24x = 127,243.08 × 34,975.77
  4. Step 4: Simplify right side
    84,861.24x = 4,450,424,700.17
  5. Step 5: Solve for x
    x = 4,450,424,700.17/84,861.24
  6. Step 6: Final answer
    x = 52,443.55

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1.5x scale

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.