Home / 152,582.83-228,865.01-68,320.36

Finding the Fourth Proportional to 152,582.83, 228,865.01 and 68,320.36

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Solution

The fourth proportional to 152,582.83, 228,865.01 and 68,320.36 is: 102,476.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,582.83 : 228,865.01 = 68,320.36 : x
  2. Step 2: Convert to fraction form
    152,582.83/228,865.01 = 68,320.36/x
  3. Step 3: Cross multiply
    152,582.83x = 228,865.01 × 68,320.36
  4. Step 4: Simplify right side
    152,582.83x = 15,636,140,347.50
  5. Step 5: Solve for x
    x = 15,636,140,347.50/152,582.83
  6. Step 6: Final answer
    x = 102,476.41

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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.