Home / 114,999.21-158,697.70-64,011.13

Finding the Fourth Proportional to 114,999.21, 158,697.70 and 64,011.13

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Solution

The fourth proportional to 114,999.21, 158,697.70 and 64,011.13 is: 88,334.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,999.21 : 158,697.70 = 64,011.13 : x
  2. Step 2: Convert to fraction form
    114,999.21/158,697.70 = 64,011.13/x
  3. Step 3: Cross multiply
    114,999.21x = 158,697.70 × 64,011.13
  4. Step 4: Simplify right side
    114,999.21x = 10,158,418,548.63
  5. Step 5: Solve for x
    x = 10,158,418,548.63/114,999.21
  6. Step 6: Final answer
    x = 88,334.68

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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.