Home / 154,340.10-231,510.15-94,983.30

Finding the Fourth Proportional to 154,340.10, 231,510.15 and 94,983.30

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Solution

The fourth proportional to 154,340.10, 231,510.15 and 94,983.30 is: 142,474.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,340.10 : 231,510.15 = 94,983.30 : x
  2. Step 2: Convert to fraction form
    154,340.10/231,510.15 = 94,983.30/x
  3. Step 3: Cross multiply
    154,340.10x = 231,510.15 × 94,983.30
  4. Step 4: Simplify right side
    154,340.10x = 21,989,598,030.50
  5. Step 5: Solve for x
    x = 21,989,598,030.50/154,340.10
  6. Step 6: Final answer
    x = 142,474.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.