Home / 173,071.08-238,703.76-109,385.64

Finding the Fourth Proportional to 173,071.08, 238,703.76 and 109,385.64

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Solution

The fourth proportional to 173,071.08, 238,703.76 and 109,385.64 is: 150,867.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,071.08 : 238,703.76 = 109,385.64 : x
  2. Step 2: Convert to fraction form
    173,071.08/238,703.76 = 109,385.64/x
  3. Step 3: Cross multiply
    173,071.08x = 238,703.76 × 109,385.64
  4. Step 4: Simplify right side
    173,071.08x = 26,110,763,558.01
  5. Step 5: Solve for x
    x = 26,110,763,558.01/173,071.08
  6. Step 6: Final answer
    x = 150,867.28

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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.