Home / 187,548.15-258,547.41-133,739.85

Finding the Fourth Proportional to 187,548.15, 258,547.41 and 133,739.85

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Solution

The fourth proportional to 187,548.15, 258,547.41 and 133,739.85 is: 184,369.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,548.15 : 258,547.41 = 133,739.85 : x
  2. Step 2: Convert to fraction form
    187,548.15/258,547.41 = 133,739.85/x
  3. Step 3: Cross multiply
    187,548.15x = 258,547.41 × 133,739.85
  4. Step 4: Simplify right side
    187,548.15x = 34,578,091,831.29
  5. Step 5: Solve for x
    x = 34,578,091,831.29/187,548.15
  6. Step 6: Final answer
    x = 184,369.14

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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.