Home / 116,684.40-175,026.60-111,565.20

Finding the Fourth Proportional to 116,684.40, 175,026.60 and 111,565.20

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Solution

The fourth proportional to 116,684.40, 175,026.60 and 111,565.20 is: 167,347.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,684.40 : 175,026.60 = 111,565.20 : x
  2. Step 2: Convert to fraction form
    116,684.40/175,026.60 = 111,565.20/x
  3. Step 3: Cross multiply
    116,684.40x = 175,026.60 × 111,565.20
  4. Step 4: Simplify right side
    116,684.40x = 19,526,877,634.32
  5. Step 5: Solve for x
    x = 19,526,877,634.32/116,684.40
  6. Step 6: Final answer
    x = 167,347.80

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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.