Home / 53,987.08-74,502.28-30,113.14

Finding the Fourth Proportional to 53,987.08, 74,502.28 and 30,113.14

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Solution

The fourth proportional to 53,987.08, 74,502.28 and 30,113.14 is: 41,556.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,987.08 : 74,502.28 = 30,113.14 : x
  2. Step 2: Convert to fraction form
    53,987.08/74,502.28 = 30,113.14/x
  3. Step 3: Cross multiply
    53,987.08x = 74,502.28 × 30,113.14
  4. Step 4: Simplify right side
    53,987.08x = 2,243,497,587.96
  5. Step 5: Solve for x
    x = 2,243,497,587.96/53,987.08
  6. Step 6: Final answer
    x = 41,556.19

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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.