Home / 154,267.89-231,406.93-53,064.92

Finding the Fourth Proportional to 154,267.89, 231,406.93 and 53,064.92

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Solution

The fourth proportional to 154,267.89, 231,406.93 and 53,064.92 is: 79,599.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,267.89 : 231,406.93 = 53,064.92 : x
  2. Step 2: Convert to fraction form
    154,267.89/231,406.93 = 53,064.92/x
  3. Step 3: Cross multiply
    154,267.89x = 231,406.93 × 53,064.92
  4. Step 4: Simplify right side
    154,267.89x = 12,279,590,574.25
  5. Step 5: Solve for x
    x = 12,279,590,574.25/154,267.89
  6. Step 6: Final answer
    x = 79,599.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.