Home / 141,546.64-212,349.12-118,335.28

Finding the Fourth Proportional to 141,546.64, 212,349.12 and 118,335.28

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Solution

The fourth proportional to 141,546.64, 212,349.12 and 118,335.28 is: 177,527.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,546.64 : 212,349.12 = 118,335.28 : x
  2. Step 2: Convert to fraction form
    141,546.64/212,349.12 = 118,335.28/x
  3. Step 3: Cross multiply
    141,546.64x = 212,349.12 × 118,335.28
  4. Step 4: Simplify right side
    141,546.64x = 25,128,392,572.95
  5. Step 5: Solve for x
    x = 25,128,392,572.95/141,546.64
  6. Step 6: Final answer
    x = 177,527.30

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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.