Home / 133,019.30-183,589.44-127,040.42

Finding the Fourth Proportional to 133,019.30, 183,589.44 and 127,040.42

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Solution

The fourth proportional to 133,019.30, 183,589.44 and 127,040.42 is: 175,337.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,019.30 : 183,589.44 = 127,040.42 : x
  2. Step 2: Convert to fraction form
    133,019.30/183,589.44 = 127,040.42/x
  3. Step 3: Cross multiply
    133,019.30x = 183,589.44 × 127,040.42
  4. Step 4: Simplify right side
    133,019.30x = 23,323,279,547.74
  5. Step 5: Solve for x
    x = 23,323,279,547.74/133,019.30
  6. Step 6: Final answer
    x = 175,337.56

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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.