Home / 171,402.84-236,507.76-107,695.50

Finding the Fourth Proportional to 171,402.84, 236,507.76 and 107,695.50

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Solution

The fourth proportional to 171,402.84, 236,507.76 and 107,695.50 is: 148,602.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,402.84 : 236,507.76 = 107,695.50 : x
  2. Step 2: Convert to fraction form
    171,402.84/236,507.76 = 107,695.50/x
  3. Step 3: Cross multiply
    171,402.84x = 236,507.76 × 107,695.50
  4. Step 4: Simplify right side
    171,402.84x = 25,470,821,467.08
  5. Step 5: Solve for x
    x = 25,470,821,467.08/171,402.84
  6. Step 6: Final answer
    x = 148,602.10

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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.