Home / 93,706.08-129,097.44-65,362.56

Finding the Fourth Proportional to 93,706.08, 129,097.44 and 65,362.56

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Solution

The fourth proportional to 93,706.08, 129,097.44 and 65,362.56 is: 90,049.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,706.08 : 129,097.44 = 65,362.56 : x
  2. Step 2: Convert to fraction form
    93,706.08/129,097.44 = 65,362.56/x
  3. Step 3: Cross multiply
    93,706.08x = 129,097.44 × 65,362.56
  4. Step 4: Simplify right side
    93,706.08x = 8,438,139,167.85
  5. Step 5: Solve for x
    x = 8,438,139,167.85/93,706.08
  6. Step 6: Final answer
    x = 90,049.00

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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.