Home / 176,087.08-263,778.54-87,071.32

Finding the Fourth Proportional to 176,087.08, 263,778.54 and 87,071.32

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Solution

The fourth proportional to 176,087.08, 263,778.54 and 87,071.32 is: 130,432.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,087.08 : 263,778.54 = 87,071.32 : x
  2. Step 2: Convert to fraction form
    176,087.08/263,778.54 = 87,071.32/x
  3. Step 3: Cross multiply
    176,087.08x = 263,778.54 × 87,071.32
  4. Step 4: Simplify right side
    176,087.08x = 22,967,545,665.47
  5. Step 5: Solve for x
    x = 22,967,545,665.47/176,087.08
  6. Step 6: Final answer
    x = 130,432.88

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1.5x scale

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.