Home / 109,846.02-151,586.64-62,108.76

Finding the Fourth Proportional to 109,846.02, 151,586.64 and 62,108.76

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Solution

The fourth proportional to 109,846.02, 151,586.64 and 62,108.76 is: 85,709.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,846.02 : 151,586.64 = 62,108.76 : x
  2. Step 2: Convert to fraction form
    109,846.02/151,586.64 = 62,108.76/x
  3. Step 3: Cross multiply
    109,846.02x = 151,586.64 × 62,108.76
  4. Step 4: Simplify right side
    109,846.02x = 9,414,858,242.97
  5. Step 5: Solve for x
    x = 9,414,858,242.97/109,846.02
  6. Step 6: Final answer
    x = 85,709.60

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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.