Home / 188,760.48-282,846.96-70,400.16

Finding the Fourth Proportional to 188,760.48, 282,846.96 and 70,400.16

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Solution

The fourth proportional to 188,760.48, 282,846.96 and 70,400.16 is: 105,490.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,760.48 : 282,846.96 = 70,400.16 : x
  2. Step 2: Convert to fraction form
    188,760.48/282,846.96 = 70,400.16/x
  3. Step 3: Cross multiply
    188,760.48x = 282,846.96 × 70,400.16
  4. Step 4: Simplify right side
    188,760.48x = 19,912,471,239.51
  5. Step 5: Solve for x
    x = 19,912,471,239.51/188,760.48
  6. Step 6: Final answer
    x = 105,490.68

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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.