Home / 153,529.53-211,867.56-85,546.23

Finding the Fourth Proportional to 153,529.53, 211,867.56 and 85,546.23

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Solution

The fourth proportional to 153,529.53, 211,867.56 and 85,546.23 is: 118,052.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,529.53 : 211,867.56 = 85,546.23 : x
  2. Step 2: Convert to fraction form
    153,529.53/211,867.56 = 85,546.23/x
  3. Step 3: Cross multiply
    153,529.53x = 211,867.56 × 85,546.23
  4. Step 4: Simplify right side
    153,529.53x = 18,124,471,017.30
  5. Step 5: Solve for x
    x = 18,124,471,017.30/153,529.53
  6. Step 6: Final answer
    x = 118,052.02

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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.