Home / 84,205.17-116,211.11-48,416.13

Finding the Fourth Proportional to 84,205.17, 116,211.11 and 48,416.13

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Solution

The fourth proportional to 84,205.17, 116,211.11 and 48,416.13 is: 66,818.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,205.17 : 116,211.11 = 48,416.13 : x
  2. Step 2: Convert to fraction form
    84,205.17/116,211.11 = 48,416.13/x
  3. Step 3: Cross multiply
    84,205.17x = 116,211.11 × 48,416.13
  4. Step 4: Simplify right side
    84,205.17x = 5,626,491,967.12
  5. Step 5: Solve for x
    x = 5,626,491,967.12/84,205.17
  6. Step 6: Final answer
    x = 66,818.84

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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.