Home / 104,291.16-143,911.14-64,006.62

Finding the Fourth Proportional to 104,291.16, 143,911.14 and 64,006.62

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Solution

The fourth proportional to 104,291.16, 143,911.14 and 64,006.62 is: 88,322.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,291.16 : 143,911.14 = 64,006.62 : x
  2. Step 2: Convert to fraction form
    104,291.16/143,911.14 = 64,006.62/x
  3. Step 3: Cross multiply
    104,291.16x = 143,911.14 × 64,006.62
  4. Step 4: Simplify right side
    104,291.16x = 9,211,265,651.75
  5. Step 5: Solve for x
    x = 9,211,265,651.75/104,291.16
  6. Step 6: Final answer
    x = 88,322.59

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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.