Home / 145,095.68-200,244.00-80,568.93

Finding the Fourth Proportional to 145,095.68, 200,244.00 and 80,568.93

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Solution

The fourth proportional to 145,095.68, 200,244.00 and 80,568.93 is: 111,191.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,095.68 : 200,244.00 = 80,568.93 : x
  2. Step 2: Convert to fraction form
    145,095.68/200,244.00 = 80,568.93/x
  3. Step 3: Cross multiply
    145,095.68x = 200,244.00 × 80,568.93
  4. Step 4: Simplify right side
    145,095.68x = 16,133,444,292.40
  5. Step 5: Solve for x
    x = 16,133,444,292.40/145,095.68
  6. Step 6: Final answer
    x = 111,191.76

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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.