Home / 188,349.32-282,550.18-99,609.06

Finding the Fourth Proportional to 188,349.32, 282,550.18 and 99,609.06

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Solution

The fourth proportional to 188,349.32, 282,550.18 and 99,609.06 is: 149,427.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,349.32 : 282,550.18 = 99,609.06 : x
  2. Step 2: Convert to fraction form
    188,349.32/282,550.18 = 99,609.06/x
  3. Step 3: Cross multiply
    188,349.32x = 282,550.18 × 99,609.06
  4. Step 4: Simplify right side
    188,349.32x = 28,144,557,832.63
  5. Step 5: Solve for x
    x = 28,144,557,832.63/188,349.32
  6. Step 6: Final answer
    x = 149,427.45

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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.