Home / 261,350.56-360,746-148,248.48

Finding the Fourth Proportional to 261,350.56, 360,746 and 148,248.48

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Solution

The fourth proportional to 261,350.56, 360,746 and 148,248.48 is: 204,629.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,350.56 : 360,746 = 148,248.48 : x
  2. Step 2: Convert to fraction form
    261,350.56/360,746 = 148,248.48/x
  3. Step 3: Cross multiply
    261,350.56x = 360,746 × 148,248.48
  4. Step 4: Simplify right side
    261,350.56x = 53,480,046,166.08
  5. Step 5: Solve for x
    x = 53,480,046,166.08/261,350.56
  6. Step 6: Final answer
    x = 204,629.54

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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.