Home / 53,915.56-74,405.76-30,042.25

Finding the Fourth Proportional to 53,915.56, 74,405.76 and 30,042.25

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Solution

The fourth proportional to 53,915.56, 74,405.76 and 30,042.25 is: 41,459.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,915.56 : 74,405.76 = 30,042.25 : x
  2. Step 2: Convert to fraction form
    53,915.56/74,405.76 = 30,042.25/x
  3. Step 3: Cross multiply
    53,915.56x = 74,405.76 × 30,042.25
  4. Step 4: Simplify right side
    53,915.56x = 2,235,316,443.36
  5. Step 5: Solve for x
    x = 2,235,316,443.36/53,915.56
  6. Step 6: Final answer
    x = 41,459.58

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1.5x scale

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.