Home / 99,216.17-136,911.23-56,183.30

Finding the Fourth Proportional to 99,216.17, 136,911.23 and 56,183.30

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Solution

The fourth proportional to 99,216.17, 136,911.23 and 56,183.30 is: 77,528.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,216.17 : 136,911.23 = 56,183.30 : x
  2. Step 2: Convert to fraction form
    99,216.17/136,911.23 = 56,183.30/x
  3. Step 3: Cross multiply
    99,216.17x = 136,911.23 × 56,183.30
  4. Step 4: Simplify right side
    99,216.17x = 7,692,124,708.46
  5. Step 5: Solve for x
    x = 7,692,124,708.46/99,216.17
  6. Step 6: Final answer
    x = 77,528.94

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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.