Home / 93,581.02-129,147.06-61,727.37

Finding the Fourth Proportional to 93,581.02, 129,147.06 and 61,727.37

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Solution

The fourth proportional to 93,581.02, 129,147.06 and 61,727.37 is: 85,187.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,581.02 : 129,147.06 = 61,727.37 : x
  2. Step 2: Convert to fraction form
    93,581.02/129,147.06 = 61,727.37/x
  3. Step 3: Cross multiply
    93,581.02x = 129,147.06 × 61,727.37
  4. Step 4: Simplify right side
    93,581.02x = 7,971,907,756.99
  5. Step 5: Solve for x
    x = 7,971,907,756.99/93,581.02
  6. Step 6: Final answer
    x = 85,187.23

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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.