Home / 212,234.98-292,878.12-116,741.68

Finding the Fourth Proportional to 212,234.98, 292,878.12 and 116,741.68

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Solution

The fourth proportional to 212,234.98, 292,878.12 and 116,741.68 is: 161,100.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,234.98 : 292,878.12 = 116,741.68 : x
  2. Step 2: Convert to fraction form
    212,234.98/292,878.12 = 116,741.68/x
  3. Step 3: Cross multiply
    212,234.98x = 292,878.12 × 116,741.68
  4. Step 4: Simplify right side
    212,234.98x = 34,191,083,764.04
  5. Step 5: Solve for x
    x = 34,191,083,764.04/212,234.98
  6. Step 6: Final answer
    x = 161,100.13

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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.