Home / 262,168.60-393,176.10-93,669.40

Finding the Fourth Proportional to 262,168.60, 393,176.10 and 93,669.40

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Solution

The fourth proportional to 262,168.60, 393,176.10 and 93,669.40 is: 140,476.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,168.60 : 393,176.10 = 93,669.40 : x
  2. Step 2: Convert to fraction form
    262,168.60/393,176.10 = 93,669.40/x
  3. Step 3: Cross multiply
    262,168.60x = 393,176.10 × 93,669.40
  4. Step 4: Simplify right side
    262,168.60x = 36,828,569,381.34
  5. Step 5: Solve for x
    x = 36,828,569,381.34/262,168.60
  6. Step 6: Final answer
    x = 140,476.66

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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.