Home / 115,788.56-173,786.64-96,931.23

Finding the Fourth Proportional to 115,788.56, 173,786.64 and 96,931.23

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Solution

The fourth proportional to 115,788.56, 173,786.64 and 96,931.23 is: 145,483.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,788.56 : 173,786.64 = 96,931.23 : x
  2. Step 2: Convert to fraction form
    115,788.56/173,786.64 = 96,931.23/x
  3. Step 3: Cross multiply
    115,788.56x = 173,786.64 × 96,931.23
  4. Step 4: Simplify right side
    115,788.56x = 16,845,352,772.77
  5. Step 5: Solve for x
    x = 16,845,352,772.77/115,788.56
  6. Step 6: Final answer
    x = 145,483.75

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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.