Home / 153,285.02-211,538.20-95,905.96

Finding the Fourth Proportional to 153,285.02, 211,538.20 and 95,905.96

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Solution

The fourth proportional to 153,285.02, 211,538.20 and 95,905.96 is: 132,353.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,285.02 : 211,538.20 = 95,905.96 : x
  2. Step 2: Convert to fraction form
    153,285.02/211,538.20 = 95,905.96/x
  3. Step 3: Cross multiply
    153,285.02x = 211,538.20 × 95,905.96
  4. Step 4: Simplify right side
    153,285.02x = 20,287,774,147.67
  5. Step 5: Solve for x
    x = 20,287,774,147.67/153,285.02
  6. Step 6: Final answer
    x = 132,353.27

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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.