Home / 104,197.34-143,792.44-56,450.28

Finding the Fourth Proportional to 104,197.34, 143,792.44 and 56,450.28

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Solution

The fourth proportional to 104,197.34, 143,792.44 and 56,450.28 is: 77,901.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,197.34 : 143,792.44 = 56,450.28 : x
  2. Step 2: Convert to fraction form
    104,197.34/143,792.44 = 56,450.28/x
  3. Step 3: Cross multiply
    104,197.34x = 143,792.44 × 56,450.28
  4. Step 4: Simplify right side
    104,197.34x = 8,117,123,499.88
  5. Step 5: Solve for x
    x = 8,117,123,499.88/104,197.34
  6. Step 6: Final answer
    x = 77,901.45

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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.