Home / 86,503.68-119,354.70-52,511.34

Finding the Fourth Proportional to 86,503.68, 119,354.70 and 52,511.34

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Solution

The fourth proportional to 86,503.68, 119,354.70 and 52,511.34 is: 72,453.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,503.68 : 119,354.70 = 52,511.34 : x
  2. Step 2: Convert to fraction form
    86,503.68/119,354.70 = 52,511.34/x
  3. Step 3: Cross multiply
    86,503.68x = 119,354.70 × 52,511.34
  4. Step 4: Simplify right side
    86,503.68x = 6,267,475,232.30
  5. Step 5: Solve for x
    x = 6,267,475,232.30/86,503.68
  6. Step 6: Final answer
    x = 72,453.28

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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.