Home / 145,742.50-201,212.13-95,528.98

Finding the Fourth Proportional to 145,742.50, 201,212.13 and 95,528.98

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Solution

The fourth proportional to 145,742.50, 201,212.13 and 95,528.98 is: 131,887.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,742.50 : 201,212.13 = 95,528.98 : x
  2. Step 2: Convert to fraction form
    145,742.50/201,212.13 = 95,528.98/x
  3. Step 3: Cross multiply
    145,742.50x = 201,212.13 × 95,528.98
  4. Step 4: Simplify right side
    145,742.50x = 19,221,589,542.53
  5. Step 5: Solve for x
    x = 19,221,589,542.53/145,742.50
  6. Step 6: Final answer
    x = 131,887.33

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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.