Home / 212,404.76-293,126.37-116,915.48

Finding the Fourth Proportional to 212,404.76, 293,126.37 and 116,915.48

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Solution

The fourth proportional to 212,404.76, 293,126.37 and 116,915.48 is: 161,347.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,404.76 : 293,126.37 = 116,915.48 : x
  2. Step 2: Convert to fraction form
    212,404.76/293,126.37 = 116,915.48/x
  3. Step 3: Cross multiply
    212,404.76x = 293,126.37 × 116,915.48
  4. Step 4: Simplify right side
    212,404.76x = 34,271,010,249.21
  5. Step 5: Solve for x
    x = 34,271,010,249.21/212,404.76
  6. Step 6: Final answer
    x = 161,347.66

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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.