Home / 158,985.80-219,352.56-95,300.36

Finding the Fourth Proportional to 158,985.80, 219,352.56 and 95,300.36

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Solution

The fourth proportional to 158,985.80, 219,352.56 and 95,300.36 is: 131,485.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,985.80 : 219,352.56 = 95,300.36 : x
  2. Step 2: Convert to fraction form
    158,985.80/219,352.56 = 95,300.36/x
  3. Step 3: Cross multiply
    158,985.80x = 219,352.56 × 95,300.36
  4. Step 4: Simplify right side
    158,985.80x = 20,904,377,934.92
  5. Step 5: Solve for x
    x = 20,904,377,934.92/158,985.80
  6. Step 6: Final answer
    x = 131,485.82

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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.