Home / 358,784.24-537,870.74-158,995.70

Finding the Fourth Proportional to 358,784.24, 537,870.74 and 158,995.70

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Solution

The fourth proportional to 358,784.24, 537,870.74 and 158,995.70 is: 238,358.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,784.24 : 537,870.74 = 158,995.70 : x
  2. Step 2: Convert to fraction form
    358,784.24/537,870.74 = 158,995.70/x
  3. Step 3: Cross multiply
    358,784.24x = 537,870.74 × 158,995.70
  4. Step 4: Simplify right side
    358,784.24x = 85,519,134,815.82
  5. Step 5: Solve for x
    x = 85,519,134,815.82/358,784.24
  6. Step 6: Final answer
    x = 238,358.11

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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.