Home / 253,683.19-350,085.38-153,061.75

Finding the Fourth Proportional to 253,683.19, 350,085.38 and 153,061.75

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Solution

The fourth proportional to 253,683.19, 350,085.38 and 153,061.75 is: 211,226.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,683.19 : 350,085.38 = 153,061.75 : x
  2. Step 2: Convert to fraction form
    253,683.19/350,085.38 = 153,061.75/x
  3. Step 3: Cross multiply
    253,683.19x = 350,085.38 × 153,061.75
  4. Step 4: Simplify right side
    253,683.19x = 53,584,680,912.22
  5. Step 5: Solve for x
    x = 53,584,680,912.22/253,683.19
  6. Step 6: Final answer
    x = 211,226.77

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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.