Home / 94,980.18-131,072.10-52,537.80

Finding the Fourth Proportional to 94,980.18, 131,072.10 and 52,537.80

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Solution

The fourth proportional to 94,980.18, 131,072.10 and 52,537.80 is: 72,501.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,980.18 : 131,072.10 = 52,537.80 : x
  2. Step 2: Convert to fraction form
    94,980.18/131,072.10 = 52,537.80/x
  3. Step 3: Cross multiply
    94,980.18x = 131,072.10 × 52,537.80
  4. Step 4: Simplify right side
    94,980.18x = 6,886,239,775.38
  5. Step 5: Solve for x
    x = 6,886,239,775.38/94,980.18
  6. Step 6: Final answer
    x = 72,501.86

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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.