Home / 105,931.94-158,897.91-27,043.34

Finding the Fourth Proportional to 105,931.94, 158,897.91 and 27,043.34

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Solution

The fourth proportional to 105,931.94, 158,897.91 and 27,043.34 is: 40,565.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,931.94 : 158,897.91 = 27,043.34 : x
  2. Step 2: Convert to fraction form
    105,931.94/158,897.91 = 27,043.34/x
  3. Step 3: Cross multiply
    105,931.94x = 158,897.91 × 27,043.34
  4. Step 4: Simplify right side
    105,931.94x = 4,297,130,205.42
  5. Step 5: Solve for x
    x = 4,297,130,205.42/105,931.94
  6. Step 6: Final answer
    x = 40,565.01

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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.