Home / 173,071.46-238,818.24-100,457.60

Finding the Fourth Proportional to 173,071.46, 238,818.24 and 100,457.60

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Solution

The fourth proportional to 173,071.46, 238,818.24 and 100,457.60 is: 138,619.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,071.46 : 238,818.24 = 100,457.60 : x
  2. Step 2: Convert to fraction form
    173,071.46/238,818.24 = 100,457.60/x
  3. Step 3: Cross multiply
    173,071.46x = 238,818.24 × 100,457.60
  4. Step 4: Simplify right side
    173,071.46x = 23,991,107,226.62
  5. Step 5: Solve for x
    x = 23,991,107,226.62/173,071.46
  6. Step 6: Final answer
    x = 138,619.66

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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.