Home / 95,557.16-131,430.48-76,652.84

Finding the Fourth Proportional to 95,557.16, 131,430.48 and 76,652.84

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Solution

The fourth proportional to 95,557.16, 131,430.48 and 76,652.84 is: 105,429.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,557.16 : 131,430.48 = 76,652.84 : x
  2. Step 2: Convert to fraction form
    95,557.16/131,430.48 = 76,652.84/x
  3. Step 3: Cross multiply
    95,557.16x = 131,430.48 × 76,652.84
  4. Step 4: Simplify right side
    95,557.16x = 10,074,519,554.56
  5. Step 5: Solve for x
    x = 10,074,519,554.56/95,557.16
  6. Step 6: Final answer
    x = 105,429.25

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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.