Home / 95,130.37-131,368.15-71,215.52

Finding the Fourth Proportional to 95,130.37, 131,368.15 and 71,215.52

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Solution

The fourth proportional to 95,130.37, 131,368.15 and 71,215.52 is: 98,343.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,130.37 : 131,368.15 = 71,215.52 : x
  2. Step 2: Convert to fraction form
    95,130.37/131,368.15 = 71,215.52/x
  3. Step 3: Cross multiply
    95,130.37x = 131,368.15 × 71,215.52
  4. Step 4: Simplify right side
    95,130.37x = 9,355,451,113.69
  5. Step 5: Solve for x
    x = 9,355,451,113.69/95,130.37
  6. Step 6: Final answer
    x = 98,343.48

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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.