Home / 77,835.10-116,699.30-27,914.12

Finding the Fourth Proportional to 77,835.10, 116,699.30 and 27,914.12

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Solution

The fourth proportional to 77,835.10, 116,699.30 and 27,914.12 is: 41,852.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,835.10 : 116,699.30 = 27,914.12 : x
  2. Step 2: Convert to fraction form
    77,835.10/116,699.30 = 27,914.12/x
  3. Step 3: Cross multiply
    77,835.10x = 116,699.30 × 27,914.12
  4. Step 4: Simplify right side
    77,835.10x = 3,257,558,264.12
  5. Step 5: Solve for x
    x = 3,257,558,264.12/77,835.10
  6. Step 6: Final answer
    x = 41,852.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.