Home / 130,419.24-179,973.54-73,827.24

Finding the Fourth Proportional to 130,419.24, 179,973.54 and 73,827.24

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Solution

The fourth proportional to 130,419.24, 179,973.54 and 73,827.24 is: 101,878.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,419.24 : 179,973.54 = 73,827.24 : x
  2. Step 2: Convert to fraction form
    130,419.24/179,973.54 = 73,827.24/x
  3. Step 3: Cross multiply
    130,419.24x = 179,973.54 × 73,827.24
  4. Step 4: Simplify right side
    130,419.24x = 13,286,949,731.23
  5. Step 5: Solve for x
    x = 13,286,949,731.23/130,419.24
  6. Step 6: Final answer
    x = 101,878.75

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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.