Home / 191,712.40-264,532.00-111,124.19

Finding the Fourth Proportional to 191,712.40, 264,532.00 and 111,124.19

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Solution

The fourth proportional to 191,712.40, 264,532.00 and 111,124.19 is: 153,333.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,712.40 : 264,532.00 = 111,124.19 : x
  2. Step 2: Convert to fraction form
    191,712.40/264,532.00 = 111,124.19/x
  3. Step 3: Cross multiply
    191,712.40x = 264,532.00 × 111,124.19
  4. Step 4: Simplify right side
    191,712.40x = 29,395,903,645.50
  5. Step 5: Solve for x
    x = 29,395,903,645.50/191,712.40
  6. Step 6: Final answer
    x = 153,333.34

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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.