Home / 84,631.30-116,803.63-48,814.32

Finding the Fourth Proportional to 84,631.30, 116,803.63 and 48,814.32

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Solution

The fourth proportional to 84,631.30, 116,803.63 and 48,814.32 is: 67,370.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,631.30 : 116,803.63 = 48,814.32 : x
  2. Step 2: Convert to fraction form
    84,631.30/116,803.63 = 48,814.32/x
  3. Step 3: Cross multiply
    84,631.30x = 116,803.63 × 48,814.32
  4. Step 4: Simplify right side
    84,631.30x = 5,701,689,771.98
  5. Step 5: Solve for x
    x = 5,701,689,771.98/84,631.30
  6. Step 6: Final answer
    x = 67,370.93

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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.