Home / 107,027.28-147,698.88-59,281.56

Finding the Fourth Proportional to 107,027.28, 147,698.88 and 59,281.56

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Solution

The fourth proportional to 107,027.28, 147,698.88 and 59,281.56 is: 81,809.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,027.28 : 147,698.88 = 59,281.56 : x
  2. Step 2: Convert to fraction form
    107,027.28/147,698.88 = 59,281.56/x
  3. Step 3: Cross multiply
    107,027.28x = 147,698.88 × 59,281.56
  4. Step 4: Simplify right side
    107,027.28x = 8,755,820,016.65
  5. Step 5: Solve for x
    x = 8,755,820,016.65/107,027.28
  6. Step 6: Final answer
    x = 81,809.24

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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.