Home / 103,664.04-143,063.60-58,346.36

Finding the Fourth Proportional to 103,664.04, 143,063.60 and 58,346.36

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Solution

The fourth proportional to 103,664.04, 143,063.60 and 58,346.36 is: 80,522.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,664.04 : 143,063.60 = 58,346.36 : x
  2. Step 2: Convert to fraction form
    103,664.04/143,063.60 = 58,346.36/x
  3. Step 3: Cross multiply
    103,664.04x = 143,063.60 × 58,346.36
  4. Step 4: Simplify right side
    103,664.04x = 8,347,240,308.50
  5. Step 5: Solve for x
    x = 8,347,240,308.50/103,664.04
  6. Step 6: Final answer
    x = 80,522.04

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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.