Home / 164,781.90-247,244.10-70,032.87

Finding the Fourth Proportional to 164,781.90, 247,244.10 and 70,032.87

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Solution

The fourth proportional to 164,781.90, 247,244.10 and 70,032.87 is: 105,079.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,781.90 : 247,244.10 = 70,032.87 : x
  2. Step 2: Convert to fraction form
    164,781.90/247,244.10 = 70,032.87/x
  3. Step 3: Cross multiply
    164,781.90x = 247,244.10 × 70,032.87
  4. Step 4: Simplify right side
    164,781.90x = 17,315,213,913.57
  5. Step 5: Solve for x
    x = 17,315,213,913.57/164,781.90
  6. Step 6: Final answer
    x = 105,079.59

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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.