Home / 191,110.01-286,650.36-57,990.96

Finding the Fourth Proportional to 191,110.01, 286,650.36 and 57,990.96

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Solution

The fourth proportional to 191,110.01, 286,650.36 and 57,990.96 is: 86,982.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,110.01 : 286,650.36 = 57,990.96 : x
  2. Step 2: Convert to fraction form
    191,110.01/286,650.36 = 57,990.96/x
  3. Step 3: Cross multiply
    191,110.01x = 286,650.36 × 57,990.96
  4. Step 4: Simplify right side
    191,110.01x = 16,623,129,560.75
  5. Step 5: Solve for x
    x = 16,623,129,560.75/191,110.01
  6. Step 6: Final answer
    x = 86,982.00

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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.