Home / 158,089.94-218,172.10-93,596.20

Finding the Fourth Proportional to 158,089.94, 218,172.10 and 93,596.20

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Solution

The fourth proportional to 158,089.94, 218,172.10 and 93,596.20 is: 129,167.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,089.94 : 218,172.10 = 93,596.20 : x
  2. Step 2: Convert to fraction form
    158,089.94/218,172.10 = 93,596.20/x
  3. Step 3: Cross multiply
    158,089.94x = 218,172.10 × 93,596.20
  4. Step 4: Simplify right side
    158,089.94x = 20,420,079,506.02
  5. Step 5: Solve for x
    x = 20,420,079,506.02/158,089.94
  6. Step 6: Final answer
    x = 129,167.48

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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.