Home / 100,840.04-151,224.67-29,743.76

Finding the Fourth Proportional to 100,840.04, 151,224.67 and 29,743.76

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Solution

The fourth proportional to 100,840.04, 151,224.67 and 29,743.76 is: 44,605.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,840.04 : 151,224.67 = 29,743.76 : x
  2. Step 2: Convert to fraction form
    100,840.04/151,224.67 = 29,743.76/x
  3. Step 3: Cross multiply
    100,840.04x = 151,224.67 × 29,743.76
  4. Step 4: Simplify right side
    100,840.04x = 4,497,989,855.16
  5. Step 5: Solve for x
    x = 4,497,989,855.16/100,840.04
  6. Step 6: Final answer
    x = 44,605.20

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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.