Home / 193,715.94-267,400.52-145,457.28

Finding the Fourth Proportional to 193,715.94, 267,400.52 and 145,457.28

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Solution

The fourth proportional to 193,715.94, 267,400.52 and 145,457.28 is: 200,785.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,715.94 : 267,400.52 = 145,457.28 : x
  2. Step 2: Convert to fraction form
    193,715.94/267,400.52 = 145,457.28/x
  3. Step 3: Cross multiply
    193,715.94x = 267,400.52 × 145,457.28
  4. Step 4: Simplify right side
    193,715.94x = 38,895,352,127.96
  5. Step 5: Solve for x
    x = 38,895,352,127.96/193,715.94
  6. Step 6: Final answer
    x = 200,785.50

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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.