Home / 96,450.43-133,098.57-53,428.20

Finding the Fourth Proportional to 96,450.43, 133,098.57 and 53,428.20

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Solution

The fourth proportional to 96,450.43, 133,098.57 and 53,428.20 is: 73,729.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,450.43 : 133,098.57 = 53,428.20 : x
  2. Step 2: Convert to fraction form
    96,450.43/133,098.57 = 53,428.20/x
  3. Step 3: Cross multiply
    96,450.43x = 133,098.57 × 53,428.20
  4. Step 4: Simplify right side
    96,450.43x = 7,111,216,352.18
  5. Step 5: Solve for x
    x = 7,111,216,352.18/96,450.43
  6. Step 6: Final answer
    x = 73,729.23

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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.