Home / 168,971.60-233,156.40-93,519.92

Finding the Fourth Proportional to 168,971.60, 233,156.40 and 93,519.92

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Solution

The fourth proportional to 168,971.60, 233,156.40 and 93,519.92 is: 129,043.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,971.60 : 233,156.40 = 93,519.92 : x
  2. Step 2: Convert to fraction form
    168,971.60/233,156.40 = 93,519.92/x
  3. Step 3: Cross multiply
    168,971.60x = 233,156.40 × 93,519.92
  4. Step 4: Simplify right side
    168,971.60x = 21,804,767,875.49
  5. Step 5: Solve for x
    x = 21,804,767,875.49/168,971.60
  6. Step 6: Final answer
    x = 129,043.98

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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.