Home / 115,617.60-159,367.68-94,360.32

Finding the Fourth Proportional to 115,617.60, 159,367.68 and 94,360.32

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Solution

The fourth proportional to 115,617.60, 159,367.68 and 94,360.32 is: 130,066.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,617.60 : 159,367.68 = 94,360.32 : x
  2. Step 2: Convert to fraction form
    115,617.60/159,367.68 = 94,360.32/x
  3. Step 3: Cross multiply
    115,617.60x = 159,367.68 × 94,360.32
  4. Step 4: Simplify right side
    115,617.60x = 15,037,985,282.46
  5. Step 5: Solve for x
    x = 15,037,985,282.46/115,617.60
  6. Step 6: Final answer
    x = 130,066.58

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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.