Home / 130,442.40-179,975.52-73,852.56

Finding the Fourth Proportional to 130,442.40, 179,975.52 and 73,852.56

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Solution

The fourth proportional to 130,442.40, 179,975.52 and 73,852.56 is: 101,896.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,442.40 : 179,975.52 = 73,852.56 : x
  2. Step 2: Convert to fraction form
    130,442.40/179,975.52 = 73,852.56/x
  3. Step 3: Cross multiply
    130,442.40x = 179,975.52 × 73,852.56
  4. Step 4: Simplify right side
    130,442.40x = 13,291,652,889.33
  5. Step 5: Solve for x
    x = 13,291,652,889.33/130,442.40
  6. Step 6: Final answer
    x = 101,896.72

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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.