Home / 212,561.75-293,348.48-117,068.42

Finding the Fourth Proportional to 212,561.75, 293,348.48 and 117,068.42

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Solution

The fourth proportional to 212,561.75, 293,348.48 and 117,068.42 is: 161,561.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,561.75 : 293,348.48 = 117,068.42 : x
  2. Step 2: Convert to fraction form
    212,561.75/293,348.48 = 117,068.42/x
  3. Step 3: Cross multiply
    212,561.75x = 293,348.48 × 117,068.42
  4. Step 4: Simplify right side
    212,561.75x = 34,341,841,010.92
  5. Step 5: Solve for x
    x = 34,341,841,010.92/212,561.75
  6. Step 6: Final answer
    x = 161,561.72

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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.