Home / 157,005.21-216,555.79-96,496.41

Finding the Fourth Proportional to 157,005.21, 216,555.79 and 96,496.41

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Solution

The fourth proportional to 157,005.21, 216,555.79 and 96,496.41 is: 133,096.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,005.21 : 216,555.79 = 96,496.41 : x
  2. Step 2: Convert to fraction form
    157,005.21/216,555.79 = 96,496.41/x
  3. Step 3: Cross multiply
    157,005.21x = 216,555.79 × 96,496.41
  4. Step 4: Simplify right side
    157,005.21x = 20,896,855,817.23
  5. Step 5: Solve for x
    x = 20,896,855,817.23/157,005.21
  6. Step 6: Final answer
    x = 133,096.58

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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.