Home / 114,189.19-157,581.39-63,205.43

Finding the Fourth Proportional to 114,189.19, 157,581.39 and 63,205.43

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Solution

The fourth proportional to 114,189.19, 157,581.39 and 63,205.43 is: 87,223.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,189.19 : 157,581.39 = 63,205.43 : x
  2. Step 2: Convert to fraction form
    114,189.19/157,581.39 = 63,205.43/x
  3. Step 3: Cross multiply
    114,189.19x = 157,581.39 × 63,205.43
  4. Step 4: Simplify right side
    114,189.19x = 9,959,999,494.93
  5. Step 5: Solve for x
    x = 9,959,999,494.93/114,189.19
  6. Step 6: Final answer
    x = 87,223.67

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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.