Home / 73,910.06-101,995.71-40,376.30

Finding the Fourth Proportional to 73,910.06, 101,995.71 and 40,376.30

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Solution

The fourth proportional to 73,910.06, 101,995.71 and 40,376.30 is: 55,719.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,910.06 : 101,995.71 = 40,376.30 : x
  2. Step 2: Convert to fraction form
    73,910.06/101,995.71 = 40,376.30/x
  3. Step 3: Cross multiply
    73,910.06x = 101,995.71 × 40,376.30
  4. Step 4: Simplify right side
    73,910.06x = 4,118,209,385.67
  5. Step 5: Solve for x
    x = 4,118,209,385.67/73,910.06
  6. Step 6: Final answer
    x = 55,719.20

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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.