Home / 97,015.35-145,231.43-57,552.15

Finding the Fourth Proportional to 97,015.35, 145,231.43 and 57,552.15

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Solution

The fourth proportional to 97,015.35, 145,231.43 and 57,552.15 is: 86,155.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,015.35 : 145,231.43 = 57,552.15 : x
  2. Step 2: Convert to fraction form
    97,015.35/145,231.43 = 57,552.15/x
  3. Step 3: Cross multiply
    97,015.35x = 145,231.43 × 57,552.15
  4. Step 4: Simplify right side
    97,015.35x = 8,358,380,756.31
  5. Step 5: Solve for x
    x = 8,358,380,756.31/97,015.35
  6. Step 6: Final answer
    x = 86,155.24

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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.