Home / 93,515.20-129,045.01-51,073.73

Finding the Fourth Proportional to 93,515.20, 129,045.01 and 51,073.73

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Solution

The fourth proportional to 93,515.20, 129,045.01 and 51,073.73 is: 70,478.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,515.20 : 129,045.01 = 51,073.73 : x
  2. Step 2: Convert to fraction form
    93,515.20/129,045.01 = 51,073.73/x
  3. Step 3: Cross multiply
    93,515.20x = 129,045.01 × 51,073.73
  4. Step 4: Simplify right side
    93,515.20x = 6,590,809,998.59
  5. Step 5: Solve for x
    x = 6,590,809,998.59/93,515.20
  6. Step 6: Final answer
    x = 70,478.49

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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.