Home / 261,258.27-360,569.76-153,838.26

Finding the Fourth Proportional to 261,258.27, 360,569.76 and 153,838.26

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Solution

The fourth proportional to 261,258.27, 360,569.76 and 153,838.26 is: 212,316.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,258.27 : 360,569.76 = 153,838.26 : x
  2. Step 2: Convert to fraction form
    261,258.27/360,569.76 = 153,838.26/x
  3. Step 3: Cross multiply
    261,258.27x = 360,569.76 × 153,838.26
  4. Step 4: Simplify right side
    261,258.27x = 55,469,424,487.02
  5. Step 5: Solve for x
    x = 55,469,424,487.02/261,258.27
  6. Step 6: Final answer
    x = 212,316.43

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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.