Home / 259,512.30-388,807.65-160,901.10

Finding the Fourth Proportional to 259,512.30, 388,807.65 and 160,901.10

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Solution

The fourth proportional to 259,512.30, 388,807.65 and 160,901.10 is: 241,065.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,512.30 : 388,807.65 = 160,901.10 : x
  2. Step 2: Convert to fraction form
    259,512.30/388,807.65 = 160,901.10/x
  3. Step 3: Cross multiply
    259,512.30x = 388,807.65 × 160,901.10
  4. Step 4: Simplify right side
    259,512.30x = 62,559,578,573.42
  5. Step 5: Solve for x
    x = 62,559,578,573.42/259,512.30
  6. Step 6: Final answer
    x = 241,065.95

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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.