Home / 61,299.20-84,630.63-48,603.66

Finding the Fourth Proportional to 61,299.20, 84,630.63 and 48,603.66

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Solution

The fourth proportional to 61,299.20, 84,630.63 and 48,603.66 is: 67,102.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,299.20 : 84,630.63 = 48,603.66 : x
  2. Step 2: Convert to fraction form
    61,299.20/84,630.63 = 48,603.66/x
  3. Step 3: Cross multiply
    61,299.20x = 84,630.63 × 48,603.66
  4. Step 4: Simplify right side
    61,299.20x = 4,113,358,366.11
  5. Step 5: Solve for x
    x = 4,113,358,366.11/61,299.20
  6. Step 6: Final answer
    x = 67,102.97

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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.