Home / 152,958.58-211,259.46-101,887.18

Finding the Fourth Proportional to 152,958.58, 211,259.46 and 101,887.18

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Solution

The fourth proportional to 152,958.58, 211,259.46 and 101,887.18 is: 140,721.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,958.58 : 211,259.46 = 101,887.18 : x
  2. Step 2: Convert to fraction form
    152,958.58/211,259.46 = 101,887.18/x
  3. Step 3: Cross multiply
    152,958.58x = 211,259.46 × 101,887.18
  4. Step 4: Simplify right side
    152,958.58x = 21,524,630,627.72
  5. Step 5: Solve for x
    x = 21,524,630,627.72/152,958.58
  6. Step 6: Final answer
    x = 140,721.96

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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.