Home / 187,495.02-258,743.57-102,617.55

Finding the Fourth Proportional to 187,495.02, 258,743.57 and 102,617.55

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Solution

The fourth proportional to 187,495.02, 258,743.57 and 102,617.55 is: 141,612.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,495.02 : 258,743.57 = 102,617.55 : x
  2. Step 2: Convert to fraction form
    187,495.02/258,743.57 = 102,617.55/x
  3. Step 3: Cross multiply
    187,495.02x = 258,743.57 × 102,617.55
  4. Step 4: Simplify right side
    187,495.02x = 26,551,630,718.57
  5. Step 5: Solve for x
    x = 26,551,630,718.57/187,495.02
  6. Step 6: Final answer
    x = 141,612.46

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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.