Home / 104,600.72-144,349.96-56,854.18

Finding the Fourth Proportional to 104,600.72, 144,349.96 and 56,854.18

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Solution

The fourth proportional to 104,600.72, 144,349.96 and 56,854.18 is: 78,459.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,600.72 : 144,349.96 = 56,854.18 : x
  2. Step 2: Convert to fraction form
    104,600.72/144,349.96 = 56,854.18/x
  3. Step 3: Cross multiply
    104,600.72x = 144,349.96 × 56,854.18
  4. Step 4: Simplify right side
    104,600.72x = 8,206,898,608.83
  5. Step 5: Solve for x
    x = 8,206,898,608.83/104,600.72
  6. Step 6: Final answer
    x = 78,459.29

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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.