Home / 644,023.29-965,925.59-170,756.49

Finding the Fourth Proportional to 644,023.29, 965,925.59 and 170,756.49

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Solution

The fourth proportional to 644,023.29, 965,925.59 and 170,756.49 is: 256,105.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,023.29 : 965,925.59 = 170,756.49 : x
  2. Step 2: Convert to fraction form
    644,023.29/965,925.59 = 170,756.49/x
  3. Step 3: Cross multiply
    644,023.29x = 965,925.59 × 170,756.49
  4. Step 4: Simplify right side
    644,023.29x = 164,938,063,349.58
  5. Step 5: Solve for x
    x = 164,938,063,349.58/644,023.29
  6. Step 6: Final answer
    x = 256,105.74

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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.