Home / 53,961.28-74,440.08-36,060.72

Finding the Fourth Proportional to 53,961.28, 74,440.08 and 36,060.72

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Solution

The fourth proportional to 53,961.28, 74,440.08 and 36,060.72 is: 49,746.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,961.28 : 74,440.08 = 36,060.72 : x
  2. Step 2: Convert to fraction form
    53,961.28/74,440.08 = 36,060.72/x
  3. Step 3: Cross multiply
    53,961.28x = 74,440.08 × 36,060.72
  4. Step 4: Simplify right side
    53,961.28x = 2,684,362,881.66
  5. Step 5: Solve for x
    x = 2,684,362,881.66/53,961.28
  6. Step 6: Final answer
    x = 49,746.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.