Home / 188,019.51-282,009.17-53,080.26

Finding the Fourth Proportional to 188,019.51, 282,009.17 and 53,080.26

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Solution

The fourth proportional to 188,019.51, 282,009.17 and 53,080.26 is: 79,614.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,019.51 : 282,009.17 = 53,080.26 : x
  2. Step 2: Convert to fraction form
    188,019.51/282,009.17 = 53,080.26/x
  3. Step 3: Cross multiply
    188,019.51x = 282,009.17 × 53,080.26
  4. Step 4: Simplify right side
    188,019.51x = 14,969,119,800.58
  5. Step 5: Solve for x
    x = 14,969,119,800.58/188,019.51
  6. Step 6: Final answer
    x = 79,614.72

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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.