Home / 53,130.93-73,316.25-29,258.88

Finding the Fourth Proportional to 53,130.93, 73,316.25 and 29,258.88

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Solution

The fourth proportional to 53,130.93, 73,316.25 and 29,258.88 is: 40,374.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,130.93 : 73,316.25 = 29,258.88 : x
  2. Step 2: Convert to fraction form
    53,130.93/73,316.25 = 29,258.88/x
  3. Step 3: Cross multiply
    53,130.93x = 73,316.25 × 29,258.88
  4. Step 4: Simplify right side
    53,130.93x = 2,145,151,360.80
  5. Step 5: Solve for x
    x = 2,145,151,360.80/53,130.93
  6. Step 6: Final answer
    x = 40,374.81

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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.