Home / 112,810.20-169,215.30-37,905.45

Finding the Fourth Proportional to 112,810.20, 169,215.30 and 37,905.45

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Solution

The fourth proportional to 112,810.20, 169,215.30 and 37,905.45 is: 56,858.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,810.20 : 169,215.30 = 37,905.45 : x
  2. Step 2: Convert to fraction form
    112,810.20/169,215.30 = 37,905.45/x
  3. Step 3: Cross multiply
    112,810.20x = 169,215.30 × 37,905.45
  4. Step 4: Simplify right side
    112,810.20x = 6,414,182,093.39
  5. Step 5: Solve for x
    x = 6,414,182,093.39/112,810.20
  6. Step 6: Final answer
    x = 56,858.18

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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.