Home / 315,827.53-473,815.65-102,594.76

Finding the Fourth Proportional to 315,827.53, 473,815.65 and 102,594.76

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Solution

The fourth proportional to 315,827.53, 473,815.65 and 102,594.76 is: 153,916.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,827.53 : 473,815.65 = 102,594.76 : x
  2. Step 2: Convert to fraction form
    315,827.53/473,815.65 = 102,594.76/x
  3. Step 3: Cross multiply
    315,827.53x = 473,815.65 × 102,594.76
  4. Step 4: Simplify right side
    315,827.53x = 48,611,002,895.99
  5. Step 5: Solve for x
    x = 48,611,002,895.99/315,827.53
  6. Step 6: Final answer
    x = 153,916.29

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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.