Home / 187,529.23-258,521.32-133,720.93

Finding the Fourth Proportional to 187,529.23, 258,521.32 and 133,720.93

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Solution

The fourth proportional to 187,529.23, 258,521.32 and 133,720.93 is: 184,343.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,529.23 : 258,521.32 = 133,720.93 : x
  2. Step 2: Convert to fraction form
    187,529.23/258,521.32 = 133,720.93/x
  3. Step 3: Cross multiply
    187,529.23x = 258,521.32 × 133,720.93
  4. Step 4: Simplify right side
    187,529.23x = 34,569,711,335.23
  5. Step 5: Solve for x
    x = 34,569,711,335.23/187,529.23
  6. Step 6: Final answer
    x = 184,343.06

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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.