Home / 76,096.06-105,054.82-45,889.03

Finding the Fourth Proportional to 76,096.06, 105,054.82 and 45,889.03

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Solution

The fourth proportional to 76,096.06, 105,054.82 and 45,889.03 is: 63,352.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,096.06 : 105,054.82 = 45,889.03 : x
  2. Step 2: Convert to fraction form
    76,096.06/105,054.82 = 45,889.03/x
  3. Step 3: Cross multiply
    76,096.06x = 105,054.82 × 45,889.03
  4. Step 4: Simplify right side
    76,096.06x = 4,820,864,061.35
  5. Step 5: Solve for x
    x = 4,820,864,061.35/76,096.06
  6. Step 6: Final answer
    x = 63,352.35

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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.