Home / 247,187.34-341,132.04-139,766.76

Finding the Fourth Proportional to 247,187.34, 341,132.04 and 139,766.76

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Solution

The fourth proportional to 247,187.34, 341,132.04 and 139,766.76 is: 192,885.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,187.34 : 341,132.04 = 139,766.76 : x
  2. Step 2: Convert to fraction form
    247,187.34/341,132.04 = 139,766.76/x
  3. Step 3: Cross multiply
    247,187.34x = 341,132.04 × 139,766.76
  4. Step 4: Simplify right side
    247,187.34x = 47,678,919,962.99
  5. Step 5: Solve for x
    x = 47,678,919,962.99/247,187.34
  6. Step 6: Final answer
    x = 192,885.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.