Home / 114,417.40-171,626.10-30,177.40

Finding the Fourth Proportional to 114,417.40, 171,626.10 and 30,177.40

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Solution

The fourth proportional to 114,417.40, 171,626.10 and 30,177.40 is: 45,266.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,417.40 : 171,626.10 = 30,177.40 : x
  2. Step 2: Convert to fraction form
    114,417.40/171,626.10 = 30,177.40/x
  3. Step 3: Cross multiply
    114,417.40x = 171,626.10 × 30,177.40
  4. Step 4: Simplify right side
    114,417.40x = 5,179,229,470.14
  5. Step 5: Solve for x
    x = 5,179,229,470.14/114,417.40
  6. Step 6: Final answer
    x = 45,266.10

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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.