Home / 93,322.72-139,984.08-34,132.78

Finding the Fourth Proportional to 93,322.72, 139,984.08 and 34,132.78

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Solution

The fourth proportional to 93,322.72, 139,984.08 and 34,132.78 is: 51,199.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,322.72 : 139,984.08 = 34,132.78 : x
  2. Step 2: Convert to fraction form
    93,322.72/139,984.08 = 34,132.78/x
  3. Step 3: Cross multiply
    93,322.72x = 139,984.08 × 34,132.78
  4. Step 4: Simplify right side
    93,322.72x = 4,778,045,806.14
  5. Step 5: Solve for x
    x = 4,778,045,806.14/93,322.72
  6. Step 6: Final answer
    x = 51,199.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.