Home / 86,707.02-130,057.58-36,754.98

Finding the Fourth Proportional to 86,707.02, 130,057.58 and 36,754.98

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Solution

The fourth proportional to 86,707.02, 130,057.58 and 36,754.98 is: 55,131.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,707.02 : 130,057.58 = 36,754.98 : x
  2. Step 2: Convert to fraction form
    86,707.02/130,057.58 = 36,754.98/x
  3. Step 3: Cross multiply
    86,707.02x = 130,057.58 × 36,754.98
  4. Step 4: Simplify right side
    86,707.02x = 4,780,263,751.75
  5. Step 5: Solve for x
    x = 4,780,263,751.75/86,707.02
  6. Step 6: Final answer
    x = 55,131.22

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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.