Home / 417,913.02-626,850.09-102,353.22

Finding the Fourth Proportional to 417,913.02, 626,850.09 and 102,353.22

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Solution

The fourth proportional to 417,913.02, 626,850.09 and 102,353.22 is: 153,525.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,913.02 : 626,850.09 = 102,353.22 : x
  2. Step 2: Convert to fraction form
    417,913.02/626,850.09 = 102,353.22/x
  3. Step 3: Cross multiply
    417,913.02x = 626,850.09 × 102,353.22
  4. Step 4: Simplify right side
    417,913.02x = 64,160,125,168.79
  5. Step 5: Solve for x
    x = 64,160,125,168.79/417,913.02
  6. Step 6: Final answer
    x = 153,525.07

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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.