Home / 130,118.34-179,548.88-73,529.72

Finding the Fourth Proportional to 130,118.34, 179,548.88 and 73,529.72

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Solution

The fourth proportional to 130,118.34, 179,548.88 and 73,529.72 is: 101,462.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,118.34 : 179,548.88 = 73,529.72 : x
  2. Step 2: Convert to fraction form
    130,118.34/179,548.88 = 73,529.72/x
  3. Step 3: Cross multiply
    130,118.34x = 179,548.88 × 73,529.72
  4. Step 4: Simplify right side
    130,118.34x = 13,202,177,607.32
  5. Step 5: Solve for x
    x = 13,202,177,607.32/130,118.34
  6. Step 6: Final answer
    x = 101,462.85

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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.