Home / 358,623.39-537,808.41-105,836.25

Finding the Fourth Proportional to 358,623.39, 537,808.41 and 105,836.25

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Solution

The fourth proportional to 358,623.39, 537,808.41 and 105,836.25 is: 158,716.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,623.39 : 537,808.41 = 105,836.25 : x
  2. Step 2: Convert to fraction form
    358,623.39/537,808.41 = 105,836.25/x
  3. Step 3: Cross multiply
    358,623.39x = 537,808.41 × 105,836.25
  4. Step 4: Simplify right side
    358,623.39x = 56,919,625,332.86
  5. Step 5: Solve for x
    x = 56,919,625,332.86/358,623.39
  6. Step 6: Final answer
    x = 158,716.99

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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.