Home / 113,825.20-157,058.04-97,884.40

Finding the Fourth Proportional to 113,825.20, 157,058.04 and 97,884.40

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Solution

The fourth proportional to 113,825.20, 157,058.04 and 97,884.40 is: 135,062.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,825.20 : 157,058.04 = 97,884.40 : x
  2. Step 2: Convert to fraction form
    113,825.20/157,058.04 = 97,884.40/x
  3. Step 3: Cross multiply
    113,825.20x = 157,058.04 × 97,884.40
  4. Step 4: Simplify right side
    113,825.20x = 15,373,532,010.58
  5. Step 5: Solve for x
    x = 15,373,532,010.58/113,825.20
  6. Step 6: Final answer
    x = 135,062.64

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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.