Home / 96,613.50-133,281.27-68,334.78

Finding the Fourth Proportional to 96,613.50, 133,281.27 and 68,334.78

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Solution

The fourth proportional to 96,613.50, 133,281.27 and 68,334.78 is: 94,269.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,613.50 : 133,281.27 = 68,334.78 : x
  2. Step 2: Convert to fraction form
    96,613.50/133,281.27 = 68,334.78/x
  3. Step 3: Cross multiply
    96,613.50x = 133,281.27 × 68,334.78
  4. Step 4: Simplify right side
    96,613.50x = 9,107,746,263.57
  5. Step 5: Solve for x
    x = 9,107,746,263.57/96,613.50
  6. Step 6: Final answer
    x = 94,269.91

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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.