Home / 190,038.48-260,856.07-168,046.30

Finding the Fourth Proportional to 190,038.48, 260,856.07 and 168,046.30

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Solution

The fourth proportional to 190,038.48, 260,856.07 and 168,046.30 is: 230,668.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,038.48 : 260,856.07 = 168,046.30 : x
  2. Step 2: Convert to fraction form
    190,038.48/260,856.07 = 168,046.30/x
  3. Step 3: Cross multiply
    190,038.48x = 260,856.07 × 168,046.30
  4. Step 4: Simplify right side
    190,038.48x = 43,835,897,396.04
  5. Step 5: Solve for x
    x = 43,835,897,396.04/190,038.48
  6. Step 6: Final answer
    x = 230,668.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.