Home / 191,003.60-286,505.40-188,051.15

Finding the Fourth Proportional to 191,003.60, 286,505.40 and 188,051.15

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Solution

The fourth proportional to 191,003.60, 286,505.40 and 188,051.15 is: 282,076.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,003.60 : 286,505.40 = 188,051.15 : x
  2. Step 2: Convert to fraction form
    191,003.60/286,505.40 = 188,051.15/x
  3. Step 3: Cross multiply
    191,003.60x = 286,505.40 × 188,051.15
  4. Step 4: Simplify right side
    191,003.60x = 53,877,669,951.21
  5. Step 5: Solve for x
    x = 53,877,669,951.21/191,003.60
  6. Step 6: Final answer
    x = 282,076.73

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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.