Home / 145,568.04-200,873.06-81,893.53

Finding the Fourth Proportional to 145,568.04, 200,873.06 and 81,893.53

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Solution

The fourth proportional to 145,568.04, 200,873.06 and 81,893.53 is: 113,006.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,568.04 : 200,873.06 = 81,893.53 : x
  2. Step 2: Convert to fraction form
    145,568.04/200,873.06 = 81,893.53/x
  3. Step 3: Cross multiply
    145,568.04x = 200,873.06 × 81,893.53
  4. Step 4: Simplify right side
    145,568.04x = 16,450,204,574.68
  5. Step 5: Solve for x
    x = 16,450,204,574.68/145,568.04
  6. Step 6: Final answer
    x = 113,006.98

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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.