Home / 53,886.56-74,397.50-39,714.72

Finding the Fourth Proportional to 53,886.56, 74,397.50 and 39,714.72

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Solution

The fourth proportional to 53,886.56, 74,397.50 and 39,714.72 is: 54,831.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,886.56 : 74,397.50 = 39,714.72 : x
  2. Step 2: Convert to fraction form
    53,886.56/74,397.50 = 39,714.72/x
  3. Step 3: Cross multiply
    53,886.56x = 74,397.50 × 39,714.72
  4. Step 4: Simplify right side
    53,886.56x = 2,954,675,881.20
  5. Step 5: Solve for x
    x = 2,954,675,881.20/53,886.56
  6. Step 6: Final answer
    x = 54,831.41

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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.