Home / 93,559.58-129,110.70-51,117.20

Finding the Fourth Proportional to 93,559.58, 129,110.70 and 51,117.20

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Solution

The fourth proportional to 93,559.58, 129,110.70 and 51,117.20 is: 70,540.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,559.58 : 129,110.70 = 51,117.20 : x
  2. Step 2: Convert to fraction form
    93,559.58/129,110.70 = 51,117.20/x
  3. Step 3: Cross multiply
    93,559.58x = 129,110.70 × 51,117.20
  4. Step 4: Simplify right side
    93,559.58x = 6,599,777,474.04
  5. Step 5: Solve for x
    x = 6,599,777,474.04/93,559.58
  6. Step 6: Final answer
    x = 70,540.91

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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.