Home / 114,300.37-157,729.03-63,309.66

Finding the Fourth Proportional to 114,300.37, 157,729.03 and 63,309.66

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Solution

The fourth proportional to 114,300.37, 157,729.03 and 63,309.66 is: 87,364.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,300.37 : 157,729.03 = 63,309.66 : x
  2. Step 2: Convert to fraction form
    114,300.37/157,729.03 = 63,309.66/x
  3. Step 3: Cross multiply
    114,300.37x = 157,729.03 × 63,309.66
  4. Step 4: Simplify right side
    114,300.37x = 9,985,771,261.43
  5. Step 5: Solve for x
    x = 9,985,771,261.43/114,300.37
  6. Step 6: Final answer
    x = 87,364.30

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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.