Home / 187,710.54-259,038.98-101,667.53

Finding the Fourth Proportional to 187,710.54, 259,038.98 and 101,667.53

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Solution

The fourth proportional to 187,710.54, 259,038.98 and 101,667.53 is: 140,300.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,710.54 : 259,038.98 = 101,667.53 : x
  2. Step 2: Convert to fraction form
    187,710.54/259,038.98 = 101,667.53/x
  3. Step 3: Cross multiply
    187,710.54x = 259,038.98 × 101,667.53
  4. Step 4: Simplify right side
    187,710.54x = 26,335,851,466.79
  5. Step 5: Solve for x
    x = 26,335,851,466.79/187,710.54
  6. Step 6: Final answer
    x = 140,300.33

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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.