Home / 104,359.88-144,016.91-56,613.23

Finding the Fourth Proportional to 104,359.88, 144,016.91 and 56,613.23

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Solution

The fourth proportional to 104,359.88, 144,016.91 and 56,613.23 is: 78,126.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,359.88 : 144,016.91 = 56,613.23 : x
  2. Step 2: Convert to fraction form
    104,359.88/144,016.91 = 56,613.23/x
  3. Step 3: Cross multiply
    104,359.88x = 144,016.91 × 56,613.23
  4. Step 4: Simplify right side
    104,359.88x = 8,153,261,729.63
  5. Step 5: Solve for x
    x = 8,153,261,729.63/104,359.88
  6. Step 6: Final answer
    x = 78,126.40

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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.