Home / 104,601.20-144,349.84-56,854.42

Finding the Fourth Proportional to 104,601.20, 144,349.84 and 56,854.42

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Solution

The fourth proportional to 104,601.20, 144,349.84 and 56,854.42 is: 78,459.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,601.20 : 144,349.84 = 56,854.42 : x
  2. Step 2: Convert to fraction form
    104,601.20/144,349.84 = 56,854.42/x
  3. Step 3: Cross multiply
    104,601.20x = 144,349.84 × 56,854.42
  4. Step 4: Simplify right side
    104,601.20x = 8,206,926,430.29
  5. Step 5: Solve for x
    x = 8,206,926,430.29/104,601.20
  6. Step 6: Final answer
    x = 78,459.20

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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.