Home / 104,851.75-144,701.18-60,142.63

Finding the Fourth Proportional to 104,851.75, 144,701.18 and 60,142.63

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Solution

The fourth proportional to 104,851.75, 144,701.18 and 60,142.63 is: 83,000.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,851.75 : 144,701.18 = 60,142.63 : x
  2. Step 2: Convert to fraction form
    104,851.75/144,701.18 = 60,142.63/x
  3. Step 3: Cross multiply
    104,851.75x = 144,701.18 × 60,142.63
  4. Step 4: Simplify right side
    104,851.75x = 8,702,709,529.30
  5. Step 5: Solve for x
    x = 8,702,709,529.30/104,851.75
  6. Step 6: Final answer
    x = 83,000.14

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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.