Home / 188,870.14-283,239.19-55,715.06

Finding the Fourth Proportional to 188,870.14, 283,239.19 and 55,715.06

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Solution

The fourth proportional to 188,870.14, 283,239.19 and 55,715.06 is: 83,553.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,870.14 : 283,239.19 = 55,715.06 : x
  2. Step 2: Convert to fraction form
    188,870.14/283,239.19 = 55,715.06/x
  3. Step 3: Cross multiply
    188,870.14x = 283,239.19 × 55,715.06
  4. Step 4: Simplify right side
    188,870.14x = 15,780,688,465.20
  5. Step 5: Solve for x
    x = 15,780,688,465.20/188,870.14
  6. Step 6: Final answer
    x = 83,553.11

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1.5x scale

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.