Home / 130,289.11-179,799.65-73,699.27

Finding the Fourth Proportional to 130,289.11, 179,799.65 and 73,699.27

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Solution

The fourth proportional to 130,289.11, 179,799.65 and 73,699.27 is: 101,705.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,289.11 : 179,799.65 = 73,699.27 : x
  2. Step 2: Convert to fraction form
    130,289.11/179,799.65 = 73,699.27/x
  3. Step 3: Cross multiply
    130,289.11x = 179,799.65 × 73,699.27
  4. Step 4: Simplify right side
    130,289.11x = 13,251,102,409.63
  5. Step 5: Solve for x
    x = 13,251,102,409.63/130,289.11
  6. Step 6: Final answer
    x = 101,705.37

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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.