Home / 217,237.92-299,474.19-152,510.07

Finding the Fourth Proportional to 217,237.92, 299,474.19 and 152,510.07

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Solution

The fourth proportional to 217,237.92, 299,474.19 and 152,510.07 is: 210,243.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,237.92 : 299,474.19 = 152,510.07 : x
  2. Step 2: Convert to fraction form
    217,237.92/299,474.19 = 152,510.07/x
  3. Step 3: Cross multiply
    217,237.92x = 299,474.19 × 152,510.07
  4. Step 4: Simplify right side
    217,237.92x = 45,672,829,680.09
  5. Step 5: Solve for x
    x = 45,672,829,680.09/217,237.92
  6. Step 6: Final answer
    x = 210,243.36

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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.