Home / 93,615.93-129,190.02-51,174.45

Finding the Fourth Proportional to 93,615.93, 129,190.02 and 51,174.45

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Solution

The fourth proportional to 93,615.93, 129,190.02 and 51,174.45 is: 70,620.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,615.93 : 129,190.02 = 51,174.45 : x
  2. Step 2: Convert to fraction form
    93,615.93/129,190.02 = 51,174.45/x
  3. Step 3: Cross multiply
    93,615.93x = 129,190.02 × 51,174.45
  4. Step 4: Simplify right side
    93,615.93x = 6,611,228,218.99
  5. Step 5: Solve for x
    x = 6,611,228,218.99/93,615.93
  6. Step 6: Final answer
    x = 70,620.76

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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.