Home / 98,773.98-136,307.04-53,450.96

Finding the Fourth Proportional to 98,773.98, 136,307.04 and 53,450.96

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Solution

The fourth proportional to 98,773.98, 136,307.04 and 53,450.96 is: 73,761.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,773.98 : 136,307.04 = 53,450.96 : x
  2. Step 2: Convert to fraction form
    98,773.98/136,307.04 = 53,450.96/x
  3. Step 3: Cross multiply
    98,773.98x = 136,307.04 × 53,450.96
  4. Step 4: Simplify right side
    98,773.98x = 7,285,742,142.76
  5. Step 5: Solve for x
    x = 7,285,742,142.76/98,773.98
  6. Step 6: Final answer
    x = 73,761.76

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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.