Home / 53,291.02-73,537.62-30,630.07

Finding the Fourth Proportional to 53,291.02, 73,537.62 and 30,630.07

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Solution

The fourth proportional to 53,291.02, 73,537.62 and 30,630.07 is: 42,267.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,291.02 : 73,537.62 = 30,630.07 : x
  2. Step 2: Convert to fraction form
    53,291.02/73,537.62 = 30,630.07/x
  3. Step 3: Cross multiply
    53,291.02x = 73,537.62 × 30,630.07
  4. Step 4: Simplify right side
    53,291.02x = 2,252,462,448.23
  5. Step 5: Solve for x
    x = 2,252,462,448.23/53,291.02
  6. Step 6: Final answer
    x = 42,267.20

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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.