Home / 96,856.74-145,503.82-57,439.71

Finding the Fourth Proportional to 96,856.74, 145,503.82 and 57,439.71

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Solution

The fourth proportional to 96,856.74, 145,503.82 and 57,439.71 is: 86,289.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,856.74 : 145,503.82 = 57,439.71 : x
  2. Step 2: Convert to fraction form
    96,856.74/145,503.82 = 57,439.71/x
  3. Step 3: Cross multiply
    96,856.74x = 145,503.82 × 57,439.71
  4. Step 4: Simplify right side
    96,856.74x = 8,357,697,224.69
  5. Step 5: Solve for x
    x = 8,357,697,224.69/96,856.74
  6. Step 6: Final answer
    x = 86,289.27

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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.