Home / 153,004.54-229,446.69-51,774.72

Finding the Fourth Proportional to 153,004.54, 229,446.69 and 51,774.72

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Solution

The fourth proportional to 153,004.54, 229,446.69 and 51,774.72 is: 77,641.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,004.54 : 229,446.69 = 51,774.72 : x
  2. Step 2: Convert to fraction form
    153,004.54/229,446.69 = 51,774.72/x
  3. Step 3: Cross multiply
    153,004.54x = 229,446.69 × 51,774.72
  4. Step 4: Simplify right side
    153,004.54x = 11,879,538,120.86
  5. Step 5: Solve for x
    x = 11,879,538,120.86/153,004.54
  6. Step 6: Final answer
    x = 77,641.74

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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.