Home / 147,709.26-204,008.76-107,602.38

Finding the Fourth Proportional to 147,709.26, 204,008.76 and 107,602.38

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Solution

The fourth proportional to 147,709.26, 204,008.76 and 107,602.38 is: 148,615.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,709.26 : 204,008.76 = 107,602.38 : x
  2. Step 2: Convert to fraction form
    147,709.26/204,008.76 = 107,602.38/x
  3. Step 3: Cross multiply
    147,709.26x = 204,008.76 × 107,602.38
  4. Step 4: Simplify right side
    147,709.26x = 21,951,828,116.85
  5. Step 5: Solve for x
    x = 21,951,828,116.85/147,709.26
  6. Step 6: Final answer
    x = 148,615.11

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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.