Home / 190,914.28-286,349.18-50,683.80

Finding the Fourth Proportional to 190,914.28, 286,349.18 and 50,683.80

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Solution

The fourth proportional to 190,914.28, 286,349.18 and 50,683.80 is: 76,019.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,914.28 : 286,349.18 = 50,683.80 : x
  2. Step 2: Convert to fraction form
    190,914.28/286,349.18 = 50,683.80/x
  3. Step 3: Cross multiply
    190,914.28x = 286,349.18 × 50,683.80
  4. Step 4: Simplify right side
    190,914.28x = 14,513,264,569.28
  5. Step 5: Solve for x
    x = 14,513,264,569.28/190,914.28
  6. Step 6: Final answer
    x = 76,019.80

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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.