Home / 97,015.16-145,522.40-30,460.24

Finding the Fourth Proportional to 97,015.16, 145,522.40 and 30,460.24

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Solution

The fourth proportional to 97,015.16, 145,522.40 and 30,460.24 is: 45,690.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,015.16 : 145,522.40 = 30,460.24 : x
  2. Step 2: Convert to fraction form
    97,015.16/145,522.40 = 30,460.24/x
  3. Step 3: Cross multiply
    97,015.16x = 145,522.40 × 30,460.24
  4. Step 4: Simplify right side
    97,015.16x = 4,432,647,229.38
  5. Step 5: Solve for x
    x = 4,432,647,229.38/97,015.16
  6. Step 6: Final answer
    x = 45,690.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.