Home / 77,327.54-106,710.22-45,060.10

Finding the Fourth Proportional to 77,327.54, 106,710.22 and 45,060.10

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Solution

The fourth proportional to 77,327.54, 106,710.22 and 45,060.10 is: 62,181.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,327.54 : 106,710.22 = 45,060.10 : x
  2. Step 2: Convert to fraction form
    77,327.54/106,710.22 = 45,060.10/x
  3. Step 3: Cross multiply
    77,327.54x = 106,710.22 × 45,060.10
  4. Step 4: Simplify right side
    77,327.54x = 4,808,373,037.14
  5. Step 5: Solve for x
    x = 4,808,373,037.14/77,327.54
  6. Step 6: Final answer
    x = 62,181.90

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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.