Home / 417,735.95-626,616.07-102,192.75

Finding the Fourth Proportional to 417,735.95, 626,616.07 and 102,192.75

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Solution

The fourth proportional to 417,735.95, 626,616.07 and 102,192.75 is: 153,292.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,735.95 : 626,616.07 = 102,192.75 : x
  2. Step 2: Convert to fraction form
    417,735.95/626,616.07 = 102,192.75/x
  3. Step 3: Cross multiply
    417,735.95x = 626,616.07 × 102,192.75
  4. Step 4: Simplify right side
    417,735.95x = 64,035,619,132.01
  5. Step 5: Solve for x
    x = 64,035,619,132.01/417,735.95
  6. Step 6: Final answer
    x = 153,292.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.