Home / 190,085.29-284,813.09-133,649.67

Finding the Fourth Proportional to 190,085.29, 284,813.09 and 133,649.67

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Solution

The fourth proportional to 190,085.29, 284,813.09 and 133,649.67 is: 200,253.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,085.29 : 284,813.09 = 133,649.67 : x
  2. Step 2: Convert to fraction form
    190,085.29/284,813.09 = 133,649.67/x
  3. Step 3: Cross multiply
    190,085.29x = 284,813.09 × 133,649.67
  4. Step 4: Simplify right side
    190,085.29x = 38,065,175,490.18
  5. Step 5: Solve for x
    x = 38,065,175,490.18/190,085.29
  6. Step 6: Final answer
    x = 200,253.13

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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.