Home / 201,527.52-278,108.24-112,103.52

Finding the Fourth Proportional to 201,527.52, 278,108.24 and 112,103.52

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Solution

The fourth proportional to 201,527.52, 278,108.24 and 112,103.52 is: 154,703.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,527.52 : 278,108.24 = 112,103.52 : x
  2. Step 2: Convert to fraction form
    201,527.52/278,108.24 = 112,103.52/x
  3. Step 3: Cross multiply
    201,527.52x = 278,108.24 × 112,103.52
  4. Step 4: Simplify right side
    201,527.52x = 31,176,912,645.00
  5. Step 5: Solve for x
    x = 31,176,912,645.00/201,527.52
  6. Step 6: Final answer
    x = 154,703.00

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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.