Home / 104,502.32-144,214.26-56,756.60

Finding the Fourth Proportional to 104,502.32, 144,214.26 and 56,756.60

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Solution

The fourth proportional to 104,502.32, 144,214.26 and 56,756.60 is: 78,324.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,502.32 : 144,214.26 = 56,756.60 : x
  2. Step 2: Convert to fraction form
    104,502.32/144,214.26 = 56,756.60/x
  3. Step 3: Cross multiply
    104,502.32x = 144,214.26 × 56,756.60
  4. Step 4: Simplify right side
    104,502.32x = 8,185,111,069.12
  5. Step 5: Solve for x
    x = 8,185,111,069.12/104,502.32
  6. Step 6: Final answer
    x = 78,324.68

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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.