Home / 191,816.76-264,702.02-111,239.24

Finding the Fourth Proportional to 191,816.76, 264,702.02 and 111,239.24

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Solution

The fourth proportional to 191,816.76, 264,702.02 and 111,239.24 is: 153,507.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,816.76 : 264,702.02 = 111,239.24 : x
  2. Step 2: Convert to fraction form
    191,816.76/264,702.02 = 111,239.24/x
  3. Step 3: Cross multiply
    191,816.76x = 264,702.02 × 111,239.24
  4. Step 4: Simplify right side
    191,816.76x = 29,445,251,531.26
  5. Step 5: Solve for x
    x = 29,445,251,531.26/191,816.76
  6. Step 6: Final answer
    x = 153,507.19

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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.