Home / 153,747.81-230,709.20-101,182.05

Finding the Fourth Proportional to 153,747.81, 230,709.20 and 101,182.05

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Solution

The fourth proportional to 153,747.81, 230,709.20 and 101,182.05 is: 151,830.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,747.81 : 230,709.20 = 101,182.05 : x
  2. Step 2: Convert to fraction form
    153,747.81/230,709.20 = 101,182.05/x
  3. Step 3: Cross multiply
    153,747.81x = 230,709.20 × 101,182.05
  4. Step 4: Simplify right side
    153,747.81x = 23,343,629,303.95
  5. Step 5: Solve for x
    x = 23,343,629,303.95/153,747.81
  6. Step 6: Final answer
    x = 151,830.65

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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.