Home / 104,713.38-144,506.19-56,966.76

Finding the Fourth Proportional to 104,713.38, 144,506.19 and 56,966.76

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Solution

The fourth proportional to 104,713.38, 144,506.19 and 56,966.76 is: 78,615.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,713.38 : 144,506.19 = 56,966.76 : x
  2. Step 2: Convert to fraction form
    104,713.38/144,506.19 = 56,966.76/x
  3. Step 3: Cross multiply
    104,713.38x = 144,506.19 × 56,966.76
  4. Step 4: Simplify right side
    104,713.38x = 8,232,049,444.24
  5. Step 5: Solve for x
    x = 8,232,049,444.24/104,713.38
  6. Step 6: Final answer
    x = 78,615.07

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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.