Home / 229,071.06-342,965.48-172,734.86

Finding the Fourth Proportional to 229,071.06, 342,965.48 and 172,734.86

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Solution

The fourth proportional to 229,071.06, 342,965.48 and 172,734.86 is: 258,618.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,071.06 : 342,965.48 = 172,734.86 : x
  2. Step 2: Convert to fraction form
    229,071.06/342,965.48 = 172,734.86/x
  3. Step 3: Cross multiply
    229,071.06x = 342,965.48 × 172,734.86
  4. Step 4: Simplify right side
    229,071.06x = 59,242,094,166.37
  5. Step 5: Solve for x
    x = 59,242,094,166.37/229,071.06
  6. Step 6: Final answer
    x = 258,618.85

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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.