Home / 358,486.07-537,543.83-105,734.39

Finding the Fourth Proportional to 358,486.07, 537,543.83 and 105,734.39

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Solution

The fourth proportional to 358,486.07, 537,543.83 and 105,734.39 is: 158,546.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,486.07 : 537,543.83 = 105,734.39 : x
  2. Step 2: Convert to fraction form
    358,486.07/537,543.83 = 105,734.39/x
  3. Step 3: Cross multiply
    358,486.07x = 537,543.83 × 105,734.39
  4. Step 4: Simplify right side
    358,486.07x = 56,836,865,746.92
  5. Step 5: Solve for x
    x = 56,836,865,746.92/358,486.07
  6. Step 6: Final answer
    x = 158,546.93

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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.