Home / 53,030.53-73,097.13-40,242.05

Finding the Fourth Proportional to 53,030.53, 73,097.13 and 40,242.05

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Solution

The fourth proportional to 53,030.53, 73,097.13 and 40,242.05 is: 55,469.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,030.53 : 73,097.13 = 40,242.05 : x
  2. Step 2: Convert to fraction form
    53,030.53/73,097.13 = 40,242.05/x
  3. Step 3: Cross multiply
    53,030.53x = 73,097.13 × 40,242.05
  4. Step 4: Simplify right side
    53,030.53x = 2,941,578,360.32
  5. Step 5: Solve for x
    x = 2,941,578,360.32/53,030.53
  6. Step 6: Final answer
    x = 55,469.53

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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.