Home / 96,830.60-133,622.02-56,546.60

Finding the Fourth Proportional to 96,830.60, 133,622.02 and 56,546.60

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Solution

The fourth proportional to 96,830.60, 133,622.02 and 56,546.60 is: 78,031.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,830.60 : 133,622.02 = 56,546.60 : x
  2. Step 2: Convert to fraction form
    96,830.60/133,622.02 = 56,546.60/x
  3. Step 3: Cross multiply
    96,830.60x = 133,622.02 × 56,546.60
  4. Step 4: Simplify right side
    96,830.60x = 7,555,870,916.13
  5. Step 5: Solve for x
    x = 7,555,870,916.13/96,830.60
  6. Step 6: Final answer
    x = 78,031.85

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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.