Home / 130,417.38-195,493.73-74,141.24

Finding the Fourth Proportional to 130,417.38, 195,493.73 and 74,141.24

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Solution

The fourth proportional to 130,417.38, 195,493.73 and 74,141.24 is: 111,136.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,417.38 : 195,493.73 = 74,141.24 : x
  2. Step 2: Convert to fraction form
    130,417.38/195,493.73 = 74,141.24/x
  3. Step 3: Cross multiply
    130,417.38x = 195,493.73 × 74,141.24
  4. Step 4: Simplify right side
    130,417.38x = 14,494,146,206.25
  5. Step 5: Solve for x
    x = 14,494,146,206.25/130,417.38
  6. Step 6: Final answer
    x = 111,136.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.