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Finding the Fourth Proportional to 171,317.31, 236,424.23 and 93,798.39

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Solution

The fourth proportional to 171,317.31, 236,424.23 and 93,798.39 is: 129,445.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,317.31 : 236,424.23 = 93,798.39 : x
  2. Step 2: Convert to fraction form
    171,317.31/236,424.23 = 93,798.39/x
  3. Step 3: Cross multiply
    171,317.31x = 236,424.23 × 93,798.39
  4. Step 4: Simplify right side
    171,317.31x = 22,176,212,130.99
  5. Step 5: Solve for x
    x = 22,176,212,130.99/171,317.31
  6. Step 6: Final answer
    x = 129,445.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.