Home / 112,208.80-168,218.96-48,980.82

Finding the Fourth Proportional to 112,208.80, 168,218.96 and 48,980.82

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Solution

The fourth proportional to 112,208.80, 168,218.96 and 48,980.82 is: 73,430.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,208.80 : 168,218.96 = 48,980.82 : x
  2. Step 2: Convert to fraction form
    112,208.80/168,218.96 = 48,980.82/x
  3. Step 3: Cross multiply
    112,208.80x = 168,218.96 × 48,980.82
  4. Step 4: Simplify right side
    112,208.80x = 8,239,502,600.35
  5. Step 5: Solve for x
    x = 8,239,502,600.35/112,208.80
  6. Step 6: Final answer
    x = 73,430.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.