Home / 93,329.28-139,838.08-65,577.60

Finding the Fourth Proportional to 93,329.28, 139,838.08 and 65,577.60

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Solution

The fourth proportional to 93,329.28, 139,838.08 and 65,577.60 is: 98,256.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,329.28 : 139,838.08 = 65,577.60 : x
  2. Step 2: Convert to fraction form
    93,329.28/139,838.08 = 65,577.60/x
  3. Step 3: Cross multiply
    93,329.28x = 139,838.08 × 65,577.60
  4. Step 4: Simplify right side
    93,329.28x = 9,170,245,675.01
  5. Step 5: Solve for x
    x = 9,170,245,675.01/93,329.28
  6. Step 6: Final answer
    x = 98,256.90

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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.