Home / 187,549.15-258,548.79-133,740.85

Finding the Fourth Proportional to 187,549.15, 258,548.79 and 133,740.85

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Solution

The fourth proportional to 187,549.15, 258,548.79 and 133,740.85 is: 184,370.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,549.15 : 258,548.79 = 133,740.85 : x
  2. Step 2: Convert to fraction form
    187,549.15/258,548.79 = 133,740.85/x
  3. Step 3: Cross multiply
    187,549.15x = 258,548.79 × 133,740.85
  4. Step 4: Simplify right side
    187,549.15x = 34,578,534,941.07
  5. Step 5: Solve for x
    x = 34,578,534,941.07/187,549.15
  6. Step 6: Final answer
    x = 184,370.52

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1.5x scale

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.