Home / 130,302.85-179,725.24-119,582.34

Finding the Fourth Proportional to 130,302.85, 179,725.24 and 119,582.34

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Solution

The fourth proportional to 130,302.85, 179,725.24 and 119,582.34 is: 164,938.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,302.85 : 179,725.24 = 119,582.34 : x
  2. Step 2: Convert to fraction form
    130,302.85/179,725.24 = 119,582.34/x
  3. Step 3: Cross multiply
    130,302.85x = 179,725.24 × 119,582.34
  4. Step 4: Simplify right side
    130,302.85x = 21,491,965,159.38
  5. Step 5: Solve for x
    x = 21,491,965,159.38/130,302.85
  6. Step 6: Final answer
    x = 164,938.56

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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.