Home / 117,483.14-162,126.90-63,768.17

Finding the Fourth Proportional to 117,483.14, 162,126.90 and 63,768.17

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Solution

The fourth proportional to 117,483.14, 162,126.90 and 63,768.17 is: 88,000.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,483.14 : 162,126.90 = 63,768.17 : x
  2. Step 2: Convert to fraction form
    117,483.14/162,126.90 = 63,768.17/x
  3. Step 3: Cross multiply
    117,483.14x = 162,126.90 × 63,768.17
  4. Step 4: Simplify right side
    117,483.14x = 10,338,535,720.77
  5. Step 5: Solve for x
    x = 10,338,535,720.77/117,483.14
  6. Step 6: Final answer
    x = 88,000.17

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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.