Home / 104,733.30-144,529.11-56,985.63

Finding the Fourth Proportional to 104,733.30, 144,529.11 and 56,985.63

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Solution

The fourth proportional to 104,733.30, 144,529.11 and 56,985.63 is: 78,638.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,733.30 : 144,529.11 = 56,985.63 : x
  2. Step 2: Convert to fraction form
    104,733.30/144,529.11 = 56,985.63/x
  3. Step 3: Cross multiply
    104,733.30x = 144,529.11 × 56,985.63
  4. Step 4: Simplify right side
    104,733.30x = 8,236,082,386.69
  5. Step 5: Solve for x
    x = 8,236,082,386.69/104,733.30
  6. Step 6: Final answer
    x = 78,638.62

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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.