Home / 160,040.03-239,931.39-109,971.77

Finding the Fourth Proportional to 160,040.03, 239,931.39 and 109,971.77

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Solution

The fourth proportional to 160,040.03, 239,931.39 and 109,971.77 is: 164,869.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,040.03 : 239,931.39 = 109,971.77 : x
  2. Step 2: Convert to fraction form
    160,040.03/239,931.39 = 109,971.77/x
  3. Step 3: Cross multiply
    160,040.03x = 239,931.39 × 109,971.77
  4. Step 4: Simplify right side
    160,040.03x = 26,385,679,636.86
  5. Step 5: Solve for x
    x = 26,385,679,636.86/160,040.03
  6. Step 6: Final answer
    x = 164,869.25

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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.