Home / 104,535.09-155,696.21-104,025.36

Finding the Fourth Proportional to 104,535.09, 155,696.21 and 104,025.36

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Solution

The fourth proportional to 104,535.09, 155,696.21 and 104,025.36 is: 154,937.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,535.09 : 155,696.21 = 104,025.36 : x
  2. Step 2: Convert to fraction form
    104,535.09/155,696.21 = 104,025.36/x
  3. Step 3: Cross multiply
    104,535.09x = 155,696.21 × 104,025.36
  4. Step 4: Simplify right side
    104,535.09x = 16,196,353,775.76
  5. Step 5: Solve for x
    x = 16,196,353,775.76/104,535.09
  6. Step 6: Final answer
    x = 154,937.01

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.