Home / 153,738.72-230,710.68-53,898.84

Finding the Fourth Proportional to 153,738.72, 230,710.68 and 53,898.84

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Solution

The fourth proportional to 153,738.72, 230,710.68 and 53,898.84 is: 80,884.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,738.72 : 230,710.68 = 53,898.84 : x
  2. Step 2: Convert to fraction form
    153,738.72/230,710.68 = 53,898.84/x
  3. Step 3: Cross multiply
    153,738.72x = 230,710.68 × 53,898.84
  4. Step 4: Simplify right side
    153,738.72x = 12,435,038,027.61
  5. Step 5: Solve for x
    x = 12,435,038,027.61/153,738.72
  6. Step 6: Final answer
    x = 80,884.23

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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.