Home / 104,580.19-144,321.58-56,833.55

Finding the Fourth Proportional to 104,580.19, 144,321.58 and 56,833.55

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Solution

The fourth proportional to 104,580.19, 144,321.58 and 56,833.55 is: 78,430.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,580.19 : 144,321.58 = 56,833.55 : x
  2. Step 2: Convert to fraction form
    104,580.19/144,321.58 = 56,833.55/x
  3. Step 3: Cross multiply
    104,580.19x = 144,321.58 × 56,833.55
  4. Step 4: Simplify right side
    104,580.19x = 8,202,307,733.01
  5. Step 5: Solve for x
    x = 8,202,307,733.01/104,580.19
  6. Step 6: Final answer
    x = 78,430.80

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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.