Home / 105,080.22-157,618.79-48,888.90

Finding the Fourth Proportional to 105,080.22, 157,618.79 and 48,888.90

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Solution

The fourth proportional to 105,080.22, 157,618.79 and 48,888.90 is: 73,332.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,080.22 : 157,618.79 = 48,888.90 : x
  2. Step 2: Convert to fraction form
    105,080.22/157,618.79 = 48,888.90/x
  3. Step 3: Cross multiply
    105,080.22x = 157,618.79 × 48,888.90
  4. Step 4: Simplify right side
    105,080.22x = 7,705,809,262.43
  5. Step 5: Solve for x
    x = 7,705,809,262.43/105,080.22
  6. Step 6: Final answer
    x = 73,332.63

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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.