Home / 68,006.18-93,764.16-45,295.40

Finding the Fourth Proportional to 68,006.18, 93,764.16 and 45,295.40

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Solution

The fourth proportional to 68,006.18, 93,764.16 and 45,295.40 is: 62,451.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,006.18 : 93,764.16 = 45,295.40 : x
  2. Step 2: Convert to fraction form
    68,006.18/93,764.16 = 45,295.40/x
  3. Step 3: Cross multiply
    68,006.18x = 93,764.16 × 45,295.40
  4. Step 4: Simplify right side
    68,006.18x = 4,247,085,132.86
  5. Step 5: Solve for x
    x = 4,247,085,132.86/68,006.18
  6. Step 6: Final answer
    x = 62,451.46

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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.