Home / 177,903.09-245,595.11-102,437.01

Finding the Fourth Proportional to 177,903.09, 245,595.11 and 102,437.01

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Solution

The fourth proportional to 177,903.09, 245,595.11 and 102,437.01 is: 141,414.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,903.09 : 245,595.11 = 102,437.01 : x
  2. Step 2: Convert to fraction form
    177,903.09/245,595.11 = 102,437.01/x
  3. Step 3: Cross multiply
    177,903.09x = 245,595.11 × 102,437.01
  4. Step 4: Simplify right side
    177,903.09x = 25,158,028,739.02
  5. Step 5: Solve for x
    x = 25,158,028,739.02/177,903.09
  6. Step 6: Final answer
    x = 141,414.23

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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.