Home / 187,530.23-258,522.70-133,721.93

Finding the Fourth Proportional to 187,530.23, 258,522.70 and 133,721.93

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Solution

The fourth proportional to 187,530.23, 258,522.70 and 133,721.93 is: 184,344.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,530.23 : 258,522.70 = 133,721.93 : x
  2. Step 2: Convert to fraction form
    187,530.23/258,522.70 = 133,721.93/x
  3. Step 3: Cross multiply
    187,530.23x = 258,522.70 × 133,721.93
  4. Step 4: Simplify right side
    187,530.23x = 34,570,154,392.81
  5. Step 5: Solve for x
    x = 34,570,154,392.81/187,530.23
  6. Step 6: Final answer
    x = 184,344.44

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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.