Home / 238,884.18-358,205.38-105,805.24

Finding the Fourth Proportional to 238,884.18, 358,205.38 and 105,805.24

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Solution

The fourth proportional to 238,884.18, 358,205.38 and 105,805.24 is: 158,654.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,884.18 : 358,205.38 = 105,805.24 : x
  2. Step 2: Convert to fraction form
    238,884.18/358,205.38 = 105,805.24/x
  3. Step 3: Cross multiply
    238,884.18x = 358,205.38 × 105,805.24
  4. Step 4: Simplify right side
    238,884.18x = 37,900,006,200.19
  5. Step 5: Solve for x
    x = 37,900,006,200.19/238,884.18
  6. Step 6: Final answer
    x = 158,654.32

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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.