Home / 113,833.02-157,090.84-62,845.78

Finding the Fourth Proportional to 113,833.02, 157,090.84 and 62,845.78

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Solution

The fourth proportional to 113,833.02, 157,090.84 and 62,845.78 is: 86,727.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,833.02 : 157,090.84 = 62,845.78 : x
  2. Step 2: Convert to fraction form
    113,833.02/157,090.84 = 62,845.78/x
  3. Step 3: Cross multiply
    113,833.02x = 157,090.84 × 62,845.78
  4. Step 4: Simplify right side
    113,833.02x = 9,872,496,370.66
  5. Step 5: Solve for x
    x = 9,872,496,370.66/113,833.02
  6. Step 6: Final answer
    x = 86,727.88

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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.