Home / 348,783.68-523,423.92-159,269.60

Finding the Fourth Proportional to 348,783.68, 523,423.92 and 159,269.60

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Solution

The fourth proportional to 348,783.68, 523,423.92 and 159,269.60 is: 239,017.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,783.68 : 523,423.92 = 159,269.60 : x
  2. Step 2: Convert to fraction form
    348,783.68/523,423.92 = 159,269.60/x
  3. Step 3: Cross multiply
    348,783.68x = 523,423.92 × 159,269.60
  4. Step 4: Simplify right side
    348,783.68x = 83,365,518,368.83
  5. Step 5: Solve for x
    x = 83,365,518,368.83/348,783.68
  6. Step 6: Final answer
    x = 239,017.83

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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.