Home / 159,954.16-219,136.18-153,973.04

Finding the Fourth Proportional to 159,954.16, 219,136.18 and 153,973.04

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Solution

The fourth proportional to 159,954.16, 219,136.18 and 153,973.04 is: 210,942.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,954.16 : 219,136.18 = 153,973.04 : x
  2. Step 2: Convert to fraction form
    159,954.16/219,136.18 = 153,973.04/x
  3. Step 3: Cross multiply
    159,954.16x = 219,136.18 × 153,973.04
  4. Step 4: Simplify right side
    159,954.16x = 33,741,063,808.59
  5. Step 5: Solve for x
    x = 33,741,063,808.59/159,954.16
  6. Step 6: Final answer
    x = 210,942.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.