Home / 130,084.92-179,507.34-73,501.56

Finding the Fourth Proportional to 130,084.92, 179,507.34 and 73,501.56

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Solution

The fourth proportional to 130,084.92, 179,507.34 and 73,501.56 is: 101,426.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,084.92 : 179,507.34 = 73,501.56 : x
  2. Step 2: Convert to fraction form
    130,084.92/179,507.34 = 73,501.56/x
  3. Step 3: Cross multiply
    130,084.92x = 179,507.34 × 73,501.56
  4. Step 4: Simplify right side
    130,084.92x = 13,194,069,521.45
  5. Step 5: Solve for x
    x = 13,194,069,521.45/130,084.92
  6. Step 6: Final answer
    x = 101,426.59

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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.