Home / 84,511.06-116,623.53-48,698.98

Finding the Fourth Proportional to 84,511.06, 116,623.53 and 48,698.98

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Solution

The fourth proportional to 84,511.06, 116,623.53 and 48,698.98 is: 67,203.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,511.06 : 116,623.53 = 48,698.98 : x
  2. Step 2: Convert to fraction form
    84,511.06/116,623.53 = 48,698.98/x
  3. Step 3: Cross multiply
    84,511.06x = 116,623.53 × 48,698.98
  4. Step 4: Simplify right side
    84,511.06x = 5,679,446,955.00
  5. Step 5: Solve for x
    x = 5,679,446,955.00/84,511.06
  6. Step 6: Final answer
    x = 67,203.59

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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.