Home / 155,929.45-215,133.52-95,437.03

Finding the Fourth Proportional to 155,929.45, 215,133.52 and 95,437.03

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Solution

The fourth proportional to 155,929.45, 215,133.52 and 95,437.03 is: 131,673.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,929.45 : 215,133.52 = 95,437.03 : x
  2. Step 2: Convert to fraction form
    155,929.45/215,133.52 = 95,437.03/x
  3. Step 3: Cross multiply
    155,929.45x = 215,133.52 × 95,437.03
  4. Step 4: Simplify right side
    155,929.45x = 20,531,703,425.82
  5. Step 5: Solve for x
    x = 20,531,703,425.82/155,929.45
  6. Step 6: Final answer
    x = 131,673.03

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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.