Home / 53,985.56-74,501.51-30,116.88

Finding the Fourth Proportional to 53,985.56, 74,501.51 and 30,116.88

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Solution

The fourth proportional to 53,985.56, 74,501.51 and 30,116.88 is: 41,562.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,985.56 : 74,501.51 = 30,116.88 : x
  2. Step 2: Convert to fraction form
    53,985.56/74,501.51 = 30,116.88/x
  3. Step 3: Cross multiply
    53,985.56x = 74,501.51 × 30,116.88
  4. Step 4: Simplify right side
    53,985.56x = 2,243,752,885.90
  5. Step 5: Solve for x
    x = 2,243,752,885.90/53,985.56
  6. Step 6: Final answer
    x = 41,562.10

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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.