Home / 101,922.40-140,650.23-56,598.94

Finding the Fourth Proportional to 101,922.40, 140,650.23 and 56,598.94

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Solution

The fourth proportional to 101,922.40, 140,650.23 and 56,598.94 is: 78,105.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,922.40 : 140,650.23 = 56,598.94 : x
  2. Step 2: Convert to fraction form
    101,922.40/140,650.23 = 56,598.94/x
  3. Step 3: Cross multiply
    101,922.40x = 140,650.23 × 56,598.94
  4. Step 4: Simplify right side
    101,922.40x = 7,960,653,928.76
  5. Step 5: Solve for x
    x = 7,960,653,928.76/101,922.40
  6. Step 6: Final answer
    x = 78,105.05

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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.