Home / 171,230.32-236,281.76-115,927.15

Finding the Fourth Proportional to 171,230.32, 236,281.76 and 115,927.15

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Solution

The fourth proportional to 171,230.32, 236,281.76 and 115,927.15 is: 159,968.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,230.32 : 236,281.76 = 115,927.15 : x
  2. Step 2: Convert to fraction form
    171,230.32/236,281.76 = 115,927.15/x
  3. Step 3: Cross multiply
    171,230.32x = 236,281.76 × 115,927.15
  4. Step 4: Simplify right side
    171,230.32x = 27,391,470,741.20
  5. Step 5: Solve for x
    x = 27,391,470,741.20/171,230.32
  6. Step 6: Final answer
    x = 159,968.58

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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.