Home / 93,744.30-129,347.10-55,515.86

Finding the Fourth Proportional to 93,744.30, 129,347.10 and 55,515.86

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Solution

The fourth proportional to 93,744.30, 129,347.10 and 55,515.86 is: 76,600.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,744.30 : 129,347.10 = 55,515.86 : x
  2. Step 2: Convert to fraction form
    93,744.30/129,347.10 = 55,515.86/x
  3. Step 3: Cross multiply
    93,744.30x = 129,347.10 × 55,515.86
  4. Step 4: Simplify right side
    93,744.30x = 7,180,815,495.01
  5. Step 5: Solve for x
    x = 7,180,815,495.01/93,744.30
  6. Step 6: Final answer
    x = 76,600.02

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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.