Home / 130,387.87-179,904.41-73,799.24

Finding the Fourth Proportional to 130,387.87, 179,904.41 and 73,799.24

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Solution

The fourth proportional to 130,387.87, 179,904.41 and 73,799.24 is: 101,825.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,387.87 : 179,904.41 = 73,799.24 : x
  2. Step 2: Convert to fraction form
    130,387.87/179,904.41 = 73,799.24/x
  3. Step 3: Cross multiply
    130,387.87x = 179,904.41 × 73,799.24
  4. Step 4: Simplify right side
    130,387.87x = 13,276,808,730.65
  5. Step 5: Solve for x
    x = 13,276,808,730.65/130,387.87
  6. Step 6: Final answer
    x = 101,825.49

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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.