Home / 190,070.10-285,168.48-63,722.84

Finding the Fourth Proportional to 190,070.10, 285,168.48 and 63,722.84

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Solution

The fourth proportional to 190,070.10, 285,168.48 and 63,722.84 is: 95,605.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,070.10 : 285,168.48 = 63,722.84 : x
  2. Step 2: Convert to fraction form
    190,070.10/285,168.48 = 63,722.84/x
  3. Step 3: Cross multiply
    190,070.10x = 285,168.48 × 63,722.84
  4. Step 4: Simplify right side
    190,070.10x = 18,171,745,424.08
  5. Step 5: Solve for x
    x = 18,171,745,424.08/190,070.10
  6. Step 6: Final answer
    x = 95,605.49

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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.