Home / 187,470.40-281,205.60-61,110.40

Finding the Fourth Proportional to 187,470.40, 281,205.60 and 61,110.40

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Solution

The fourth proportional to 187,470.40, 281,205.60 and 61,110.40 is: 91,665.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,470.40 : 281,205.60 = 61,110.40 : x
  2. Step 2: Convert to fraction form
    187,470.40/281,205.60 = 61,110.40/x
  3. Step 3: Cross multiply
    187,470.40x = 281,205.60 × 61,110.40
  4. Step 4: Simplify right side
    187,470.40x = 17,184,586,698.24
  5. Step 5: Solve for x
    x = 17,184,586,698.24/187,470.40
  6. Step 6: Final answer
    x = 91,665.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.