Home / 147,457.44-203,427.21-93,713.64

Finding the Fourth Proportional to 147,457.44, 203,427.21 and 93,713.64

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Solution

The fourth proportional to 147,457.44, 203,427.21 and 93,713.64 is: 129,284.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,457.44 : 203,427.21 = 93,713.64 : x
  2. Step 2: Convert to fraction form
    147,457.44/203,427.21 = 93,713.64/x
  3. Step 3: Cross multiply
    147,457.44x = 203,427.21 × 93,713.64
  4. Step 4: Simplify right side
    147,457.44x = 19,063,904,324.14
  5. Step 5: Solve for x
    x = 19,063,904,324.14/147,457.44
  6. Step 6: Final answer
    x = 129,284.11

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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.