Home / 190,500.57-285,798.37-134,450.16

Finding the Fourth Proportional to 190,500.57, 285,798.37 and 134,450.16

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Solution

The fourth proportional to 190,500.57, 285,798.37 and 134,450.16 is: 201,708.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,500.57 : 285,798.37 = 134,450.16 : x
  2. Step 2: Convert to fraction form
    190,500.57/285,798.37 = 134,450.16/x
  3. Step 3: Cross multiply
    190,500.57x = 285,798.37 × 134,450.16
  4. Step 4: Simplify right side
    190,500.57x = 38,425,636,574.24
  5. Step 5: Solve for x
    x = 38,425,636,574.24/190,500.57
  6. Step 6: Final answer
    x = 201,708.77

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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.